APA-referens (7:e uppl.)

Harris, B., & Kay, C. (1986). Introducing Pascal: Workbook and exercises. Merrill.

Chicago-referens (17:e uppl.)

Harris, Barbara, och Christine Kay. Introducing Pascal: Workbook and Exercises. Columbus, Ohio: Merrill, 1986.

MLA-referens (9:e uppl.)

Harris, Barbara, och Christine Kay. Introducing Pascal: Workbook and Exercises. Merrill, 1986.