APA Edition Citation

Grzimek, B. (1970). Animal life encyclopedia(Vol.4). Van nostrand reinhold.

Chicago Edition Citation

Grzimek, Bernhard. Animal Life Encyclopedia(Vol.4). Newyork: Van nostrand reinhold, 1970.

MLA Edition Citation

Grzimek, Bernhard. Animal Life Encyclopedia(Vol.4). Van nostrand reinhold, 1970.

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