Παραπομπή APA

Carmony, L. A., & Holliday, R. (1990). First course in modula-2. Computer Science Press.

Παραπομπή Chicago Style

Carmony, Lowell A., και Robert Holliday. First Course in Modula-2. New York: Computer Science Press, 1990.

Παραπομπή MLA

Carmony, Lowell A., και Robert Holliday. First Course in Modula-2. Computer Science Press, 1990.