DIRECTORY TO CHICAGO STYLE

1. One author

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2. Multiple authors
3. Organization as author
4. Unknown author
5. Online book
6. Electronic book (e-book)
7. Edited book with no author
8. Edited book with author
9. Selection in an anthology or chapter in a book with an editor
10. Introduction, preface, foreword, or afterword
11. Translation
12. Edition other than the first
13. Multivolume work
14. Reference work
15. Work with a title within the title
16. Sacred text
17. Source quoted in another source

    PRINT AND DIGITAL PERIODICALS

18. Article in a print journal
19. Article in an online journal
20. Journal article from a database

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21. Article in a print magazine
22. Article in an online magazine
23. Magazine article from a database
24. Article in a newspaper
25. Article in an online newspaper
26. Newspaper article from a database
27. Book review

    ONLINE SOURCES

28. Web site
29. Work from a Web site

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30. Blog (Web log) post
31. Email and other personal communications
32. Podcast
33. Online audio or video

    OTHER SOURCES

34. Published or broadcast interview
35. Video or DVD
36. Sound recording
37. Work of art
38. Pamphlet, report, or brochure
39. Government document