APA Style

Royston, Angela. (2015). River Food Chains . United State of America: Raintree Steck-Vaughn.

Chicago Style

Royston, Angela. River Food Chains. United State of America: Raintree Steck-Vaughn, 2015. Text.

MLA Style

Royston, Angela. River Food Chains. United State of America: Raintree Steck-Vaughn, 2015. Text.

Turabian Style

Royston, Angela. River Food Chains. United State of America: Raintree Steck-Vaughn, 2015. Print.