Pong, W. Y., Waddell, D. R., & Lambert, M. B. (1986). Wood density-moisture profiles in old-growth Douglas-fir and western hemlock. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station.
Chicago Style (17th ed.) CitationPong, W. Y., Dale R. Waddell, and Michael B. Lambert. Wood Density-moisture Profiles in Old-growth Douglas-fir and Western Hemlock. Portland, Or.: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1986.
MLA (9th ed.) CitationPong, W. Y., et al. Wood Density-moisture Profiles in Old-growth Douglas-fir and Western Hemlock. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1986.
Warning: These citations may not always be 100% accurate.