Allen, S. W. (1960). An introduction to American Forestry. McGrae-Hill Book company, Inc..
Chicago Style aipamenaAllen, Shirley Walter. An Introduction to American Forestry. New York: McGrae-Hill Book company, Inc., 1960.
MLA aipamenaAllen, Shirley Walter. An Introduction to American Forestry. McGrae-Hill Book company, Inc., 1960.
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