APA (7th ed.) Citation

Herbert, F. W. (1965). Careers in natural resource conservation. H. Z. Walck.

Chicago Style (17th ed.) Citation

Herbert, Frederick Wulling. Careers in Natural Resource Conservation. New York: H. Z. Walck, 1965.

MLA (9th ed.) Citation

Herbert, Frederick Wulling. Careers in Natural Resource Conservation. H. Z. Walck, 1965.