APA Style

Butterfield, Moira. (2017). The Life Cycle of the Orca . Dublin: Harper Collins.

Chicago Style

Butterfield, Moira. The Life Cycle of the Orca. Dublin: Harper Collins, 2017. Text.

MLA Style

Butterfield, Moira. The Life Cycle of the Orca. Dublin: Harper Collins, 2017. Text.

Turabian Style

Butterfield, Moira. The Life Cycle of the Orca. Dublin: Harper Collins, 2017. Print.