Cita APA (7a ed.)

Watson, K. M., & Hougen, O. A. (1943). Chemical process principles. Chapman and Hall Ld..

Cita Chicago Style (17a ed.)

Watson, Kenneth M., y Olaf A. Hougen. Chemical Process Principles. New York: Chapman and Hall Ld., 1943.

Cita MLA (9a ed.)

Watson, Kenneth M., y Olaf A. Hougen. Chemical Process Principles. Chapman and Hall Ld., 1943.