Reference Plugin for WordPress
Add references from posts, urls, and books into your post. Featured Google Books Search, Book Preview and Amazon Affiliate link.
Download Reference WordPress Plugin
Related Entries
Allow you to select related posts to display after the content
External References
Enter external URL to link to
Book References
Search and automatically insert book details from Google Books, or enter books info manually to reference it from your post. Plus preview book link to open book preview from Google Book and link to Amazon with your Affiliate tag ID
Plugin options
(in Setting > Reference Options )
Download Reference WordPress Plugin
How do you use it in WP?