Cita APA (7a ed.)

Pollard, A. H., Yusuf, F., & Pollard, G. N. (1983). Demographic techniques (2nd ed.). Pergamon.

Cita Chicago Style (17a ed.)

Pollard, Alfred Hurlstone, Farhat Yusuf, y G. N. Pollard. Demographic Techniques. 2nd ed. Sydney [etc.]: Pergamon, 1983.

Cita MLA (9a ed.)

Pollard, Alfred Hurlstone, et al. Demographic Techniques. 2nd ed. Pergamon, 1983.

Precaución: Estas citas no son 100% exactas.