APA (7. basım) Alıntı
Steen, H. K. (2004). The U.S. Forest Service: A history (Centennial edition.). Forest History Society : University of Washington Press.
Chicago Style (17. basım) Atıf
Steen, Harold K. The U.S. Forest Service: A History. Centennial edition. Durham, North Carolina ; Seattle, Washington: Forest History Society : University of Washington Press, 2004.
MLA (9th ed.) Atıf
Steen, Harold K. The U.S. Forest Service: A History. Centennial edition. Forest History Society : University of Washington Press, 2004.
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