1. 01. English Non Fiction A field guide to animal tracks / by Murie, Olaus J., Publication: Boston : Houghton Mifflin, 1974 . xi, 375 p. : 19 cm. Date:1974 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction The polar worlds / by Perry, Richard, Publication: New York : Taplinger Pub. Co., 1973 . 316 p. : , Includes index. 22 cm. Date:1973 Availability: Copies available: (1), Actions: