Weetman, G. F., Krause, H. H., & Koller, E. (1976). Interprovincial forest fertilization program: Results of five-year growth remeasurements in thirty installations. - fertilized in 1971, remeasured in 1975 = Projet interprovincial de fertilisation des forêts naturelles. Canadian Forestry Service.
Chicago-Zitierstil (17. Ausg.)Weetman, G. F., H. H. Krause, und E. Koller. Interprovincial Forest Fertilization Program: Results of Five-year Growth Remeasurements in Thirty Installations. - Fertilized in 1971, Remeasured in 1975 = Projet Interprovincial De Fertilisation Des Forêts Naturelles. Ottawa: Canadian Forestry Service, 1976.
MLA-Zitierstil (9. Ausg.)Weetman, G. F., et al. Interprovincial Forest Fertilization Program: Results of Five-year Growth Remeasurements in Thirty Installations. - Fertilized in 1971, Remeasured in 1975 = Projet Interprovincial De Fertilisation Des Forêts Naturelles. Canadian Forestry Service, 1976.