APA استشهاد

Spiess, E. B. (1977). Genes in populations. Wiley Publishers.

استشهاد بنمط شيكاغو

Spiess, Eliot B. Genes in Populations. New York: Wiley Publishers, 1977.

MLA استشهاد

Spiess, Eliot B. Genes in Populations. Wiley Publishers, 1977.