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Southwestern Range Ecology

William Grovenor McGinniesKenneth William ParkerGeorge Elmo Glendening

出版	U.S. Department of Agriculture, Forest Service, 1941
URL	http://books.google.com.hk/books?id=zfn61MV_DBgC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN