APA (7th ed.) Citation

Humphrey & Keller. (1997). Separation process technology. McGraw-Hill.

Chicago Style (17th ed.) Citation

Humphrey and Keller. Separation Process Technology. New York: McGraw-Hill, 1997.

MLA (9th ed.) Citation

Humphrey and Keller. Separation Process Technology. McGraw-Hill, 1997.

Warning: These citations may not always be 100% accurate.