Cita APA (7th ed.)

Pitchford, J. (1974). The economics of population: An introduction. Australian National University Press.

Cita Chicago (17th ed.)

Pitchford, J.D. The Economics of Population: An Introduction. Canberra: Australian National University Press, 1974.

Cita MLA (9th ed.)

Pitchford, J.D. The Economics of Population: An Introduction. Australian National University Press, 1974.