International Conference on Bear Research and Management, (2nd :1970 : Calgary, Alberta, Canada). (1972). Bears: Their biology and management a selection of papers and dicussion from the second International Conference on Bear Resaerch and Management. IUCN.
Cita Chicago Style (17a ed.)International Conference on Bear Research and Management, (2nd :1970 : Calgary, Alberta, Canada). Bears: Their Biology and Management a Selection of Papers and Dicussion from the Second International Conference on Bear Resaerch and Management. Morges: IUCN, 1972.
Cita MLA (9a ed.)International Conference on Bear Research and Management, (2nd :1970 : Calgary, Alberta, Canada). Bears: Their Biology and Management a Selection of Papers and Dicussion from the Second International Conference on Bear Resaerch and Management. IUCN, 1972.