TY  - BOOK
ED  - United States Fish and Wildlife Service
ED  - International Institute for Environment and Development
TI  - A Directory of selected environmental education materials /  researched by State University of New York, College of  Environmental Science and Forestry
U1  - R 12.18 IIE -5915   
CY  - Washington, D.C., 1988.
KW  - Environmental education - Bibliography
KW  - EDU
ER  -