APA

Babcock C. M., . (19641965). The American frontier: a social and literary record. New York: Holt, Rinehart and Winston.

Chicago

Babcock Clarence Merton, . 19641965. The American frontier: a social and literary record. New York: Holt, Rinehart and Winston.

Harvard

Babcock C. M., . (19641965). The American frontier: a social and literary record. New York: Holt, Rinehart and Winston.

MLA

Babcock Clarence Merton, . The American frontier: a social and literary record. New York: Holt, Rinehart and Winston. 19641965.