Hewlette S. Crawford, R.A. Lautenschlager, Martin R. Stokes, Timothy L. Stone.U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station[1993]<Y622-94-9>
Charles G. Johnson, Jr. ... [et al.] ; in cooperation with U.S. Department of Agriculture, Forest Service, Pacific Northwest Research StationU.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station[1994]
[by] John A. Williams and Truman C. Anderson, Jr. Soils surveyed by Truman C. Andeson, Jr. and others.U. S. Department of Agriculture, Forest Service and Soil Conservation Service1967.<631.47-Us68sv>