Elsner, G. H. (1977). State-of-the-art methods for research, planning, and determining the benefits of outdoor recreation. Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station.
Chicago Style (17th ed.) CitationElsner, Gary H. State-of-the-art Methods for Research, Planning, and Determining the Benefits of Outdoor Recreation. Berkeley, Calif.: Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station, 1977.
MLA (9th ed.) CitationElsner, Gary H. State-of-the-art Methods for Research, Planning, and Determining the Benefits of Outdoor Recreation. Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station, 1977.
Warning: These citations may not always be 100% accurate.