APA Style

Williams, Brian. (2013). Amazing Life Cycles : Reptiles and Amphibins . London: Octopus.

Chicago Style

Williams, Brian. Amazing Life Cycles : Reptiles and Amphibins. London: Octopus, 2013. Text.

MLA Style

Williams, Brian. Amazing Life Cycles : Reptiles and Amphibins. London: Octopus, 2013. Text.

Turabian Style

Williams, Brian. Amazing Life Cycles : Reptiles and Amphibins. London: Octopus, 2013. Print.