Παραπομπή APA

Cairncross, S. F. (1983). Environmental health engineering in the tropics: An introductory text.

Παραπομπή Chicago Style

Cairncross, Sandy; Feachem. Environmental Health Engineering in the Tropics: An Introductory Text. John Wiley & Sons, New York, 1983.

Παραπομπή MLA

Cairncross, Sandy; Feachem. Environmental Health Engineering in the Tropics: An Introductory Text. 1983.