Cita APA (7a ed.)

Parkash, S. (2003). Refining processes handbook. Gulf Professional Pub..

Cita Chicago Style (17a ed.)

Parkash, Surinder. Refining Processes Handbook. Amsterdam ; Boston: Gulf Professional Pub., 2003.

Cita MLA (8a ed.)

Parkash, Surinder. Refining Processes Handbook. Gulf Professional Pub., 2003.