APA (7th ed.) Citation

Pollard, A. H., Yusuf, F., & Pollard, G. N. (1981). Demographic techniques. Sydney : Pergamon.

Chicago Style (17th ed.) Citation

Pollard, Alfred Hurlstone, Farhat Yusuf, and G. N. Pollard. Demographic Techniques. Sydney : Pergamon, 1981.

MLA (9th ed.) Citation

Pollard, Alfred Hurlstone, et al. Demographic Techniques. Sydney : Pergamon, 1981.

Warning: These citations may not always be 100% accurate.