Citazione Stile APA (7a Edizione)

Zito, G. V. (1979). Population and its problems. Human Sciences Press.

Citazione stile Chigago Style (17a edizione)

Zito, George V. Population and Its Problems. New York: Human Sciences Press, 1979.

Citatione MLA (8a ed.)

Zito, George V. Population and Its Problems. Human Sciences Press, 1979.