APA
Canada. Department of Forestry, . (1961). Checklist of the native trees of Canada. (s.l: s.e.).
Chicago
Canada. Department of Forestry, . 1961. Checklist of the native trees of Canada. (s.l: s.e.).
Harvard
Canada. Department of Forestry, . (1961). Checklist of the native trees of Canada. (s.l: s.e.).
MLA
Canada. Department of Forestry, . Checklist of the native trees of Canada. (s.l: s.e.). 1961.
