00611cam a2200181 4500 91712304 TxAuBib 20061207120000.0 100719s2010||||||||||||||||||||||||eng|u 33204 Project Gutenberg PGUSA eng TxAuBib Anderson, Sydney. Subspeciation in the Meadow Mouse, Microtus pennsylvanicus, in Wyoming, Colorado, and Adjacent Areas [Gutenberg] / by Sydney, 1927- Anderson. Project Gutenberg, 2010. Project Gutenberg. Freely available. http://www.gutenberg.org/license Rights TXTLL