diff --git a/app/helpers/admin/personal_books_helper.rb b/app/helpers/admin/personal_books_helper.rb
index 622309b..1628334 100644
--- a/app/helpers/admin/personal_books_helper.rb
+++ b/app/helpers/admin/personal_books_helper.rb
@@ -1,12 +1,33 @@
 module Admin::PersonalBooksHelper
  def get_authors_text(book)
-   (book.authors.to_s.blank? ? get_member(book).collect(&:name).join('/') : Nokogiri::HTML(book.authors.to_s).text rescue '')
+    authors_text = Nokogiri::HTML(book.authors.to_s).text
+    split_text = authors_text.match(/[、,\/]/)
+    split_text = split_text.nil? ? '/' : split_text[0]
+    full_authors_names = get_member(book).collect(&:name)
+    if authors_text.present?
+      authors_names = authors_text.split(split_text).select{|a| !(full_authors_names.include?(full_authors_names))}
+      full_authors_names += authors_names
+    end
+    full_authors_names.join(split_text)
  end
  def get_authors_show(book)
-   (book.authors.to_s.blank? ? get_member_show(book) : book.authors.to_s) rescue ''
+    authors_text = Nokogiri::HTML(book.authors.to_s).text
+    split_text = authors_text.match(/[、,\/]/)
+    split_text = split_text.nil? ? '/' : split_text[0]
+    full_authors_names = []
+    full_authors = get_member(book).collect{|member|
+      member_name = member.name
+      full_authors_names << member_name
+      "<a href='#{OrbitHelper.url_to_plugin_show(member.to_param,'member')}' title='#{member_name}'>#{member_name}</a>"
+    }
+    if authors_text.present?
+      authors_names = authors_text.split(split_text).select{|a| !(full_authors_names.include?(full_authors_names.strip()))}
+      full_authors += authors_names
+    end
+    full_authors.join(split_text)
  end
  def get_member(book)
-   Array(MemberProfile.find(Array(book).collect(&:member_profile_id)))
+   Array(MemberProfile.where(:id.in=>Array(book).collect(&:member_profile_id)))
  end
  def get_member_show(book)
    get_member(book).collect{|member| "<a href='#{OrbitHelper.url_to_plugin_show(member.to_param,'member')}' title='#{member.name}'>#{member.name}</a>"}.join('/')
diff --git a/app/models/book.rb b/app/models/book.rb
index 7290d9e..75f0374 100644
--- a/app/models/book.rb
+++ b/app/models/book.rb
@@ -159,9 +159,10 @@ class Book
       value = (self.book_author_types.collect{|type| type.title}.join(',') rescue "")
     when "author_name"
       value = []
+      name_translations = self.member_profile.name_translations rescue {}
       ([I18n.locale]+(Site.first.in_use_locales-[I18n.locale])).each do |locale|
-        if self.member_profile.first_name_translations[locale] || self.member_profile.last_name_translations[locale]
-         value << "#{self.member_profile.first_name_translations[locale]} #{self.member_profile.last_name_translations[locale]}"
+        if name_translations[locale]
+         value << name_translations[locale]
         end
       end
       value = value.join(" / ")
@@ -180,7 +181,7 @@ class Book
     when "url"
       value = self.url.to_s.blank? ? "" : "<a href='#{self.url}'>#{self.url}</a>"
     when "authors"
-      value = get_member_show(self) rescue "#"
+      value = get_authors_show(self) rescue ""
     else
       value = (self.send(field) rescue "")
     end