Cita APA (7a ed.)

Worrell, W. A. (2012). Solid Waste Engineering. Cengage Learning.

Cita Chicago Style (17a ed.)

Worrell, William A. Solid Waste Engineering. New Delhi: Cengage Learning, 2012.

Cita MLA (9a ed.)

Worrell, William A. Solid Waste Engineering. Cengage Learning, 2012.