APA (7th ed.) Citation

Brehm, A. E. Cassell's book of birds; vol. 4.

Chicago Style (17th ed.) Citation

Brehm, Alfred Edmund. Cassell's Book of Birds; Vol. 4.

MLA (9th ed.) Citation

Brehm, Alfred Edmund. Cassell's Book of Birds; Vol. 4.

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