Cita APA

Happel, J. (1975). Chemical process economics. New York: Marcel Dekker.

Chicago Style Citation

Happel, John. Chemical Process Economics. New York: Marcel Dekker, 1975.

Cita MLA

Happel, John. Chemical Process Economics. New York: Marcel Dekker, 1975.

Atenció: Aquestes cites poden no estar 100% correctes.