APA

Kalmus H., Crump L. M., . (1948). Genetics. New York: Pelican Books.

Chicago

Kalmus H, Crump Lettice M, . 1948. Genetics. New York: Pelican Books.

Harvard

Kalmus H., Crump L. M., . (1948). Genetics. New York: Pelican Books.

MLA

Kalmus H, Crump Lettice M, . Genetics. New York: Pelican Books. 1948.