Using photography for recreation research
By: by Mack L. Hogans
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.); United States. Forest Service
Series: USDA Forest Service research note PNW ; 327
Publisher: Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1978
Place of publication: Portland, Or
Language: eng
Number of pages: 11
Subjects: Recreation -- Research; Recreation areas -- United States
Notes: Issued Dec. 1978

Bibliography: p. 11