APA (7th ed.) Citation

Costin, A. B. (1971). Conservation. Penguin Books.

Chicago Style (17th ed.) Citation

Costin, A. B. Conservation. [Harmondsworth, Eng.]: Penguin Books, 1971.

MLA (9th ed.) Citation

Costin, A. B. Conservation. Penguin Books, 1971.

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