APA

Willoughby W. W., Sachs L., . (1929). The Constitutional Law of the United States. New York: Baker, Voorhis and Company.

Chicago

Willoughby Westel Woodbury, Sachs Leon, . 1929. The Constitutional Law of the United States. New York: Baker, Voorhis and Company.

Harvard

Willoughby W. W., Sachs L., . (1929). The Constitutional Law of the United States. New York: Baker, Voorhis and Company.

MLA

Willoughby Westel Woodbury, Sachs Leon, . The Constitutional Law of the United States. New York: Baker, Voorhis and Company. 1929.