.

app/helpers/apa_helper.rb

@@ -4,20 +4,16 @@ module ApaHelper
   def apa_citation(article)
     title = article.title.capitalize_all
 
-    "#{authors_in_apa_format(article)}. #{title}. #{article.journal}, #{article.volume}(#{article.issue}), \
-    #{article.first_page}-#{article.last_page}"
+    "#{authors_in_apa_format(article)}. (#{article.year}). #{title}. #{article.journal}, \
+    #{article.volume}(#{article.issue}), #{article.first_page}-#{article.last_page}"
   end
 
   def authors_in_apa_format(article)
-    apa_authors = []
-
-    article.authors.split(',').each do |author|
-      last_name = author.split(' ')[0].capitalize_all
-      first_name = author.split(' ')[1..-1].map! { |a| a[0] }.join('. ')
-
-      apa_authors << ["#{last_name}, #{first_name}"]
-    end
-
-    apa_authors.join(' & ')
+    article.authors.split(',').map do |author|
+      names = author.split
+      last_name = names.shift.capitalize_all
+      first_name  = names.map(&:first).join('. ')
+      "#{last_name}, #{first_name}"
+    end.join(' & ')
   end
 end

app/models/academic_studies/article.rb

@@ -59,6 +59,6 @@ def self.unique_count
   end
 
   def self.most_recent
-    order(created_at: :desc).first(10)
+    order(created_at: :desc).limit(10)
   end
 end

app/models/user.rb

@@ -51,6 +51,6 @@ def accounts
   end
 
   def self.most_publishing
-    order('articles_count desc').first(10)
+    order('articles_count desc').limit(10)
   end
 end