APA

Levy Leonard W, Karst Kenneth L, . (2000). Encyclopedia of the American constitution Vol. I. New York: Macmillan Reference USA.

Chicago

Levy Leonard W, Karst Kenneth L, . 2000. Encyclopedia of the American constitution Vol. I. New York: Macmillan Reference USA.

Harvard

Levy Leonard W, Karst Kenneth L, . (2000). Encyclopedia of the American constitution Vol. I. New York: Macmillan Reference USA.

MLA

Levy Leonard W, Karst Kenneth L, . Encyclopedia of the American constitution Vol. I. New York: Macmillan Reference USA. 2000.