A guide to planning and conducting environmental study area workshops /

Bibliographic Details
Corporate Authors:	National Education Association of the United States, United States. National Park Service
Format:	Book
Language:	English
Published:	Washington, D.C. : National Education Association, [1972]
Subjects:	Ecology > Study and teaching. Conservation of natural resources > Study and teaching.

Description
Physical Description:	50 pages : illustrations (part. color) ; 27 cm.
Bibliography:	Bibliography: pages 49-50.