APA (7th ed.) Citation

Cottrell, L. (1957). Lost cities / by L. Cottrell. Pan Books.

Chicago Style (17th ed.) Citation

Cottrell, Leonard. Lost Cities / by L. Cottrell. Pan Books, 1957.

MLA (9th ed.) Citation

Cottrell, Leonard. Lost Cities / by L. Cottrell. Pan Books, 1957.

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