APA (7th ed.) Citation

Marsland, D. (1951). Principles of modern biology. Holt.

Chicago Style (17th ed.) Citation

Marsland, Douglas. Principles of Modern Biology. New York: Holt, 1951.

MLA (9th ed.) Citation

Marsland, Douglas. Principles of Modern Biology. Holt, 1951.

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