APA (7th ed.) Citation

Hanson, H. C. (1962). Dictionary of ecology. Philosophical Library, Inc.

Chicago Style (17th ed.) Citation

Hanson, Herbert Christian. Dictionary of Ecology. Washington, D.C: Philosophical Library, Inc, 1962.

MLA (9th ed.) Citation

Hanson, Herbert Christian. Dictionary of Ecology. Philosophical Library, Inc, 1962.