APA

Ketchum R. M., . (1973). Will Rogers, his life and times. New York: American Heritage Pub. Co.; distribution by McGraw-Hill.

Chicago

Ketchum Richard M, . 1973. Will Rogers, his life and times. New York: American Heritage Pub. Co.; distribution by McGraw-Hill.

Harvard

Ketchum R. M., . (1973). Will Rogers, his life and times. New York: American Heritage Pub. Co.; distribution by McGraw-Hill.

MLA

Ketchum Richard M, . Will Rogers, his life and times. New York: American Heritage Pub. Co.; distribution by McGraw-Hill. 1973.