TY  - BOOK
TI  - Environmental almanac 
SN  - 0-395-63766-X
U1  - Ref. 363.7 En39 1992. 
PY  - 1992///
CY  - Boston : 
PB  - Houghton Mifflin Co., 
KW  - Environmental education -U.S
KW  - Environmental policy - U.S
KW  - Sustainable development
KW  - Almanac - Environmental
ER  -