comparison of four survey techniques used in outdoor recreation research
By: by Elwood L. Shafer, Jr. and John F. Hamilton, Jr.
Contributors: Hamilton, John F.
Series: Research paper NE -- 86.
Publisher: Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1967
Place of publication: Upper Darby, Pa
Language: eng
Number of pages: 22
Subjects: Recreational surveys
Notes: Cover title.

Bibliography: p. 17.