Citazione Stile APA (7a Edizione)

Phelps, E. B. 1. (1948). Public health engineering; a textbook of the principles of environmental sanitation. Wiley.

Citazione stile Chigago Style (17a edizione)

Phelps, Earle Bernard 1876. Public Health Engineering; a Textbook of the Principles of Environmental Sanitation. New York: Wiley, 1948.

Citatione MLA (9a ed.)

Phelps, Earle Bernard 1876. Public Health Engineering; a Textbook of the Principles of Environmental Sanitation. Wiley, 1948.