Hessburg, P. F., Smith, B. G., & Salter, R. B. (1999). Using estimates of natural variation to detect ecologically important change in forest spatial patterns: A case study, Cascade Range, eastern Washington. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station.
Chicago Style (17th ed.) CitationHessburg, Paul F., Bradley G. Smith, and R. Brion Salter. Using Estimates of Natural Variation to Detect Ecologically Important Change in Forest Spatial Patterns: A Case Study, Cascade Range, Eastern Washington. Portland, Or. (333 S.W. First Ave., P.O. Box 3890, Portland 97208-3890): U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1999.
MLA (9th ed.) CitationHessburg, Paul F., et al. Using Estimates of Natural Variation to Detect Ecologically Important Change in Forest Spatial Patterns: A Case Study, Cascade Range, Eastern Washington. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1999.