Verbatim text: Hamrick, J.L. and W.J. Libby. 1972. Variation and selection in western U.S. montane species. I. White fir. Silvae Genet. 21: 29--35.
Author: Hamrick, J.L., Libby, W.J.
Year: 1972
Title: Variation and selection in western U.S. montane species. I. White fir
Journal: Silvae Genet
Volume: 21
Pages: 29–35