Private outdoor recreation systematic observation survey.
Contributors: Washington State University. Cooperative Extension Service.
Series: Extension mimeo -- 3525.; Extension mimeo (Washington State University. Cooperative Extension Service) -- 3525.
Publisher: Cooperative Extension Service, College of Agriculture, Washington State University
Published: 1971
Place of publication: Pullman
Language: eng
Notes: Cover title.

"November 1971."

"E.M. 3525."