Haviland, Maud D. (Maud Doria) Forest, steppe, & tundra : studies in animal environment / by Maud D. Haviland (Mrs. H.H. Brindley). - Cambridge [England] : The University press, 1926. Contains bibliographies. LCCN: 27015258 Subjects--Topical Terms: Animal ecology.Plant ecology. LC Class. No.: QL751 / .H3