Cita APA (7th ed.)

Benefield, L. D., & Randall, C. W. (1980). Biological process design for wastewater treatment. Prentice Hall.

Cita Chicago (17th ed.)

Benefield, Larry D., i Clifford W. Randall. Biological Process Design for Wastewater Treatment. Prentice Hall, 1980.

Cita MLA (9th ed.)

Benefield, Larry D., i Clifford W. Randall. Biological Process Design for Wastewater Treatment. Prentice Hall, 1980.