Cita APA (7a ed.)

BARRATT, J. (1972). International aspects of overpopulation: Proceedings of a conference held by the. Macmillan.

Cita Chicago Style (17a ed.)

BARRATT, Jhon. International Aspects of Overpopulation: Proceedings of a Conference Held by the. London: Macmillan, 1972.

Cita MLA (9a ed.)

BARRATT, Jhon. International Aspects of Overpopulation: Proceedings of a Conference Held by the. Macmillan, 1972.