APA (7th ed.) Citation

Pollard, A. H., Pollard, G. N., & Yusuf, F. (1991). Demographic techniques (3rd ed., repr.). Pergamon press.

Chicago Style (17th ed.) Citation

Pollard, Alfred Hurlstone, G. N. Pollard, and Farhat Yusuf. Demographic Techniques. 3rd ed., repr. Australia: Pergamon press, 1991.

MLA (9th ed.) Citation

Pollard, Alfred Hurlstone, et al. Demographic Techniques. 3rd ed., repr. Pergamon press, 1991.