Cita APA (7th ed.)

Liu, D. H. F., & Liptak, B. G. (1997). Environmental engineers' handbook (2nd ed.). CRC Press.

Cita Chicago (17th ed.)

Liu, David H. F., i Bela G. Liptak. Environmental Engineers' Handbook. 2nd ed. Boca Raton, Fla.: CRC Press, 1997.

Cita MLA (9th ed.)

Liu, David H. F., i Bela G. Liptak. Environmental Engineers' Handbook. 2nd ed. CRC Press, 1997.