Cita APA

Knudson, D. M. (1984). Outdoor recreation (Revised edition.). New York, New York: Macmillan Publishing Company.

Citación estilo Chicago

Knudson, Douglas M. Outdoor Recreation. Revised edition. New York, New York: Macmillan Publishing Company, 1984.

Cita MLA

Knudson, Douglas M. Outdoor Recreation. Revised edition. New York, New York: Macmillan Publishing Company, 1984.

Precaución: Estas citas no son 100% exactas.