Easy-to-understand explanations and examples of how to cite common types of material (books, articles, websites, etc.), distilled for students. Includes a sample paper with explanatory notes.
The book A Manual for Writers of Research Papers, Theses by Kate Turabian is a go-to guide for using Chicago style for academic papers. Current edition is 9th, published in 2018.
Many helpful theology writing resources. Check out especially the recorded lectures "Confessions of a Slow Reader" and "Reading & Writing (& Surviving!) in Graduate School."