Links to the Formatting and Style guide for APA Citation, provided by the Online Writing Lab (OWL) of Purdue University, if you can use it in a paper, they can show you how to cite it.
All the latest fashions and trends in APA Style. Try searching for your specific issue. Great for social media and other rapidly evolving source types.
Links to the Formatting and Style guide for ASA Citation, provided by the Online Writing Lab (OWL) of Purdue University, if you can use it in a paper, they can show you how to cite it.
Mendeley is a citation management tool, which includes both an online and desktop element. Similar to EndNote, citations can be exported to the system from most databases, and PDFs of articles may be attached to the citations.
Zotero is an open-source web-based citation management tool, which works particularly well for the management of web-based information sources. ZOTERO FUNCTIONS AS A PLUGIN TO THE FIREFOX BROWSER.
Publication Manual of the American Psychological Association (APA) by 
