University of Minnesota. School of Forestry. (1968). Minnesota forestry research notes. School of Forestry, University of Minnesota, cooperating with the Division of Forestry, Minnesota Conservation Dept. and the Forest Industries of Minnesota.
Citace podle Chicago (17th ed.)University of Minnesota. School of Forestry. Minnesota Forestry Research Notes. St. Paul, MN: School of Forestry, University of Minnesota, cooperating with the Division of Forestry, Minnesota Conservation Dept. and the Forest Industries of Minnesota, 1968.
Citace podle MLA (8th ed.)University of Minnesota. School of Forestry. Minnesota Forestry Research Notes. School of Forestry, University of Minnesota, cooperating with the Division of Forestry, Minnesota Conservation Dept. and the Forest Industries of Minnesota, 1968.