APA

Singer S., . (1985). Human genetics: an introduction to the principles of heredity. New York: W.H. Freeman.

Chicago

Singer Sam, . 1985. Human genetics: an introduction to the principles of heredity. New York: W.H. Freeman.

Harvard

Singer S., . (1985). Human genetics: an introduction to the principles of heredity. New York: W.H. Freeman.

MLA

Singer Sam, . Human genetics: an introduction to the principles of heredity. New York: W.H. Freeman. 1985.