Smith, T. G., & New York Botanical Garden, L. T. M. L. (1975). Rough-legged Hawks, Buteo lagopus (Pontoppidan), as carrion feeders in the Arctic. Ottawa, Ottawa Field-Naturalists' Club.
Chicago Style (17th ed.) CitationSmith, Thomas G., and LuEsther T. Mertz Library New York Botanical Garden. Rough-legged Hawks, Buteo Lagopus (Pontoppidan), as Carrion Feeders in the Arctic. Ottawa, Ottawa Field-Naturalists' Club, 1975.
MLA (8th ed.) CitationSmith, Thomas G., and LuEsther T. Mertz Library New York Botanical Garden. Rough-legged Hawks, Buteo Lagopus (Pontoppidan), as Carrion Feeders in the Arctic. Ottawa, Ottawa Field-Naturalists' Club, 1975.
Warning: These citations may not always be 100% accurate.