APA (7th ed.) Citation

Mellanby, H. (1938). Animal life in fresh water: A guide to fresh-water invertebrates. Methuen & co. ltd..

Chicago Style (17th ed.) Citation

Mellanby, Helen. Animal Life in Fresh Water: A Guide to Fresh-water Invertebrates. London: Methuen & co. ltd., 1938.

MLA (9th ed.) Citation

Mellanby, Helen. Animal Life in Fresh Water: A Guide to Fresh-water Invertebrates. Methuen & co. ltd., 1938.

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