Lancelot, Hogben Principles of animal biology / Hogben Lancelot - 2nd ed. - London : George Allen & Unwin Ltd, - 415 p. 1. The vertebrate body as a going concern 2. How animals differ ISBN: 9781016433723 (pbk) Subjects--Topical Terms: Zoology Dewey Class. No.: 590.1 / L222