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International Shrub Symposium (1971 : Utah State University)
Wildland shrubs [recurso electrónico] : their biology and utilization. / Technical editors: Cyrus M. McKell, James P. Blaisdell [and] Joe R. Goodin.
— Ogden, Utah : Intermountain Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1972. — (USDA Forest Service general technical report INT-1)
Título tomado de www.biodiversitylibrary.org (visto el 28 de marzo de 2016).
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