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; 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.