Sater, John E., Ronhovde, A.G. and Van Allen, L. C. (1971) Arctic Environment and Resources. Arctic Institute of North America. i-viii, 1-309 p., 95 illustrations, 24 tableaux Rogge, John, ed. (1973) Developing the Subarctic. Proceedings of a Symposium of the 22nd International Geographical Union Congress. Winnipeg, Department of Geography, University of Manitoba. 238 pages. Manitoba Geographical Studies 1.

Le Jeune, Roger

发现好书期刊，享受阅读乐趣