Παραπομπή APA

Hougen, O. A., & Watson, K. M. (1954). Chemical Process Principles (2nd ed.). John Wiley.

Παραπομπή Chicago Style

Hougen, Olaf. A., και Kenneth M. Watson. Chemical Process Principles. 2nd ed. New York: John Wiley, 1954.

Παραπομπή MLA

Hougen, Olaf. A., και Kenneth M. Watson. Chemical Process Principles. 2nd ed. John Wiley, 1954.