Cita APA (7th ed.)

Sundstrom, D. W., & Klei, H. E. (1979). Wastewater treatment. Prentice-Hall.

Cita Chicago (17th ed.)

Sundstrom, Donald W., i Herbert E. Klei. Wastewater Treatment. Englewood Cliffs: Prentice-Hall, 1979.

Cita MLA (9th ed.)

Sundstrom, Donald W., i Herbert E. Klei. Wastewater Treatment. Prentice-Hall, 1979.