Writing & Citing Bibliographic Management Zotero – Gather and organize sources and share the results of your research. Mendeley – Reference manager and academic social network. Citation & Documentation (APA, MLA, Chicago, Turabian) Chicago Manual of Style Online Citing Medicine: The NLM Style Guide Council of Science Editors (CSE) Style How to Cite Social Media APA, MLA IEEE Editorial Style Manual KnightCite Landmarks Citation Machine Using Modern Language Association (MLA) Format Using American Psychological Association (APA) Format Research & Writing Strunk, William Elements of Style 1918 Outlines the principal requirements of plain English style and concentrates attention on the rules of usage and principles of composition most commonly violated.