APA (7th ed.) Citation

Castleden, R. (2009). Encounters that changed the world (1. publ.). Futura.

Chicago Style (17th ed.) Citation

Castleden, Rodney. Encounters That Changed the World. 1. publ. London: Futura, 2009.

MLA (9th ed.) Citation

Castleden, Rodney. Encounters That Changed the World. 1. publ. Futura, 2009.

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