Author, A. A. (Year). Title of book: Subtitle if applicable. Publisher.
Last name, First initial. Middle initial. (Year). Title of book: Subtitle if applicable. Publisher.
Example: Smith, J. A. (2020). The art of writing. Oxford University Press.
For an edited book: Editor, A. A. (Ed.). (Year). Title of book. Publisher.
For multiple authors: Author, A. A., Author, B. B., & Author, C. C. (Year). Title of book. Publisher.
For an ebook: Author, A. A. (Year). Title of book. Publisher. URL
For a chapter in an edited book: Author, A. A. (Year). Title of chapter. In E. E. Editor (Ed.), Title of book (pp. xx–xx). Publisher.