APA Style

Royston, Angela. (2015). Ocean food Chains . United State of America: Raintree Publishers.

Chicago Style

Royston, Angela. Ocean food Chains. United State of America: Raintree Publishers, 2015. Text.

MLA Style

Royston, Angela. Ocean food Chains. United State of America: Raintree Publishers, 2015. Text.

Turabian Style

Royston, Angela. Ocean food Chains. United State of America: Raintree Publishers, 2015. Print.