Knudson, D. M. (1984). Outdoor recreation (Revised edition.). New York, New York: Macmillan Publishing Company.
Chicago Style CitationKnudson, Douglas M. Outdoor Recreation. Revised edition. New York, New York: Macmillan Publishing Company, 1984.
MLA CitationKnudson, Douglas M. Outdoor Recreation. Revised edition. New York, New York: Macmillan Publishing Company, 1984.
Warning: These citations may not always be 100% accurate.