APA

Sheldon W. H., Tucker W. B. & Stevens S. S. (1940). The varieties of human phsyque. New York: Harper and Brothers.

Chicago

Sheldon W H, Tucker W B and Stevens S S. 1940. The varieties of human phsyque. New York: Harper and Brothers.

Harvard

Sheldon W. H., Tucker W. B. and Stevens S. S. (1940). The varieties of human phsyque. New York: Harper and Brothers.

MLA

Sheldon W H, Tucker W B and Stevens S S. The varieties of human phsyque. New York: Harper and Brothers. 1940.