APA Style

Krogh, David,. (2004). Biology : A guide to the natural world . New Jersey: Pearson Education.

Chicago Style

Krogh, David,. Biology : A guide to the natural world. New Jersey: Pearson Education, 2004. Text.

MLA Style

Krogh, David,. Biology : A guide to the natural world. New Jersey: Pearson Education, 2004. Text.

Turabian Style

Krogh, David,. Biology : A guide to the natural world. New Jersey: Pearson Education, 2004. Print.