Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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