TY  - BOOK
AU  - Symposium on Environmental Education , Jerusalem, Israel..19
TI  - Environmental education
U1  - 301.31 S99E 
PY  - 1980///
KW  - HUMAN ECOLOGY -- STUDY AND TEACHING (SECONDARY) -- CONGRESSE
KW  - HUMAN ECOLOGY -- STUDY AND TEACHING (HIGHE
KW  - HUMAN ECOLOGY -- STUDY AND TEACHING (SECON
ER  -