APA (7th ed.) Citation

Bower, F. O. (1935). The origin of a land flora: A theory based upon the facts of alternation. Hafner Pub.

Chicago Style (17th ed.) Citation

Bower, F. O. The Origin of a Land Flora: A Theory Based upon the Facts of Alternation. New York: Hafner Pub, 1935.

MLA (9th ed.) Citation

Bower, F. O. The Origin of a Land Flora: A Theory Based upon the Facts of Alternation. Hafner Pub, 1935.