Dyfyniad APA

WALDRON MELANIE. (2019). HABITAT SURVIVAL POLAR REGIONS (2013 Ed.). RAINTREE PUBLISHERS.

Dyfyniad Arddull Chicago

WALDRON MELANIE. HABITAT SURVIVAL POLAR REGIONS. 2013 Ed. CHICAGO: RAINTREE PUBLISHERS, 2019.

Dyfyniad MLA

WALDRON MELANIE. HABITAT SURVIVAL POLAR REGIONS. 2013 Ed. RAINTREE PUBLISHERS, 2019.

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