APA

Carpenter W. S., . (19681930). The development of American political thought. New York: H. Fertig.

Chicago

Carpenter William Seal, . 19681930. The development of American political thought. New York: H. Fertig.

Harvard

Carpenter W. S., . (19681930). The development of American political thought. New York: H. Fertig.

MLA

Carpenter William Seal, . The development of American political thought. New York: H. Fertig. 19681930.