Citazione Stile APA (7a Edizione)

ANDREWS, W. A. (1972). A Guide to the study of: Environmental pollution. Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

ANDREWS, William A. A Guide to the Study of: Environmental Pollution. New Jersey: Prentice-Hall, 1972.

Citatione MLA (9a ed.)

ANDREWS, William A. A Guide to the Study of: Environmental Pollution. Prentice-Hall, 1972.