APA (7e ed.) Bronvermelding

Leestma, S., & Nyhoff, L. R. (1987). Pascal: Programming and problem solving (2nd ed.). Macmillan.

Chicago (17e ed.) Bronvermelding

Leestma, Sanford, en Larry R. Nyhoff. Pascal: Programming and Problem Solving. 2nd ed. New York: Macmillan, 1987.

MLA (9e ed.) Bronvermelding

Leestma, Sanford, en Larry R. Nyhoff. Pascal: Programming and Problem Solving. 2nd ed. Macmillan, 1987.