APA (7th ed.) Citation

Kauffman, E. The Conservation yearbook. Conservation yearbook.

Chicago Style (17th ed.) Citation

Kauffman, Erle. The Conservation Yearbook. Baltimore, Md. [etc.]: Conservation yearbook.

MLA (8th ed.) Citation

Kauffman, Erle. The Conservation Yearbook. Conservation yearbook.

Warning: These citations may not always be 100% accurate.