Research Guides, Tutorials, & Citations

Library Research Guides

- OWL: Purdue Online Writing Lab reflects the 7th ed.
- OWL: Purdue Online Writing Lab
- OWL: Purdue Online Writing Lab
Turabian Style Guide (PDF)
- The Chicago Manual of Style Online
- Notes-Bibliography or Turabian is for Humanities & Theology
- Author-Date is for some science styles.
- OWL: Purdue Online Writing Lab
- American Psychological Association - The official resource on APA Style (tutorials, templates, + research, writing & publishing tools). Create a free account with your CTX email.
When to Use a Quotation, Paraphrase, or Summary (PDF)
Plagiarism vs. Copyright (PDF)
- Information on how to cite Wikipedia articles, including examples in different styles.
: EasyBib, a Chegg Service
[Main Site] - Purdue University
(not strictly citation help, but may be useful when writing)
get the Chrome extension or desktop app (not strictly citation help, but may be useful when writing)
CTX Academic Support:
- Success Center (for info on all programs)
- CTX Peer Tutoring
- Get free online help via Tutor.com by going to your course in Bb Learn (the prepaid link will be found there in the lower left corner)
- Writing Center
- Math Center
- The Speaking Center

: Hekman Library, Calvin College - Free citation generator.
- Free book citations using ISBN.
- Free MLA citations; EasyBib Pro required for APA and Chicago citations. Check for unintentional plagiarism.
- (may be more helpful for grad students) Free browser plugin, stand-alone webpage, or app that allows you to create and save citations directly from the web.
- (may be more helpful for grad students) Free browser plugin, stand-alone webpage, or app that allows you to create and save citations directly from the web.