Cita APA (7a ed.)

Hougen, O. A., & Watson, K. M. (1959). Chemical process principles (2a.ed.). John Wiley.

Cita Chicago Style (17a ed.)

Hougen, Olaf A., y Kenneth M. Watson. Chemical Process Principles. 2a.ed. Nueva York: John Wiley, 1959.

Cita MLA (8a ed.)

Hougen, Olaf A., y Kenneth M. Watson. Chemical Process Principles. 2a.ed. John Wiley, 1959.