Research, camping and environmental education
By: compiled by Betty van der Snussen.
Contributors: Van der Smissen, Betty.; Pennsylvania State University. College of Health,Physical Education and Recreation.
Series: Penn State HPER series -- no.11
Publisher: Pennsylvania State University
Published: 1975
Place of publication: [s.l.]
Language: eng
Notes: Proceedings from the national research workshop held at the Pennsylvania State University, December 3-6, 1975.