APA (7th ed.) Citation

Thain M. (1951). Dictionary of biology. Penguin Books.

Chicago Style (17th ed.) Citation

Thain M. Dictionary of Biology. London: Penguin Books, 1951.

MLA (9th ed.) Citation

Thain M. Dictionary of Biology. Penguin Books, 1951.

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