APA citiranje

Grzimek, B. (1974). Animal life encyclopedia(Vol.2). Van nostrand reinhold.

Chicago Edition Citation

Grzimek, Bernhard. Animal Life Encyclopedia(Vol.2). Newyork: Van nostrand reinhold, 1974.

MLA citiranje

Grzimek, Bernhard. Animal Life Encyclopedia(Vol.2). Van nostrand reinhold, 1974.