APA

Jacobs B., . (1963). Look to the mountains. New York: J. Messner.

Chicago

Jacobs Beth, . 1963. Look to the mountains. New York: J. Messner.

Harvard

Jacobs B., . (1963). Look to the mountains. New York: J. Messner.

MLA

Jacobs Beth, . Look to the mountains. New York: J. Messner. 1963.