APA

Merrell D. J., . (1975). An introduction to genetics. New York: W. W. Norton.

Chicago

Merrell David J, . 1975. An introduction to genetics. New York: W. W. Norton.

Harvard

Merrell D. J., . (1975). An introduction to genetics. New York: W. W. Norton.

MLA

Merrell David J, . An introduction to genetics. New York: W. W. Norton. 1975.