Παραπομπή APA

Pacey, A. (1978). Sanitation in developing countries. John Wiley and Sons.

Παραπομπή Chicago Style

Pacey, A. Sanitation in Developing Countries. New York: John Wiley and Sons, 1978.

Παραπομπή MLA

Pacey, A. Sanitation in Developing Countries. John Wiley and Sons, 1978.