Verbatim text: Burns, R. M. and B. H. Honkala. 1990. Silvics of North America. 1. Conifers. Washington. [Agric. Handb. 654.]
Author: Burns, R.M., Honkala, B.H.
Year: 1990
Title: Silvics of North America. 1. Conifers
Source: [[Source::[Agric. Handb. 654.]]]