APA (7th ed.) Citation

Curds, C. R., & Hawkes, H. A. (1975). Ecological aspects of used-water treatment. Academic Press.

Chicago Style (17th ed.) Citation

Curds, Colin Robert, and H. A. Hawkes. Ecological Aspects of Used-water Treatment. London: Academic Press, 1975.

MLA (9th ed.) Citation

Curds, Colin Robert, and H. A. Hawkes. Ecological Aspects of Used-water Treatment. Academic Press, 1975.