Trends in camping participation
1971
LaPage, Wilbur F. | Ragain, Dale P.
S2Several years ago the Northeastern Forest Experiment Station began a long-term study of per- capita camping participation. The objectives of the research were to identify campers with increasing or decreasing camping participation and to determine the causes of those trends.S3.
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Издатель Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture | Upper Darby, Pa. : Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1971
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