APA

Kahl J. A., . (1957). The American class structure. New York: Rinehart.

Chicago

Kahl Joseph Alan, . 1957. The American class structure. New York: Rinehart.

Harvard

Kahl J. A., . (1957). The American class structure. New York: Rinehart.

MLA

Kahl Joseph Alan, . The American class structure. New York: Rinehart. 1957.