Cita APA (7th ed.)

Ingram, W. M., Keup, L. E., & Mackenthum, K. M. (1967). Biology of water pollution. Federal Water Pollution Control Administration.

Cita Chicago (17th ed.)

Ingram, William Marcus, Lowell E. Keup, i Kenneth M. Mackenthum. Biology of Water Pollution. Cincinnati: Federal Water Pollution Control Administration, 1967.

Cita MLA (9th ed.)

Ingram, William Marcus, et al. Biology of Water Pollution. Federal Water Pollution Control Administration, 1967.