Cita APA (7a ed.)

Overbeek, J. (1970). Comparative thoughts on overpopulation between the two world wars. Drukkerij Princo.

Cita Chicago Style (17a ed.)

Overbeek, Johannes. Comparative Thoughts on Overpopulation Between the Two World Wars. Rotterdam: Drukkerij Princo, 1970.

Cita MLA (8a ed.)

Overbeek, Johannes. Comparative Thoughts on Overpopulation Between the Two World Wars. Drukkerij Princo, 1970.