TY  - BOOK
AU  - Berry,Peter Simon
TI  - Sourcebook for environmental studies
SN  - 0540009911 :
U1  - 016.30131 
PY  - 1975///
CY  - London
PB  - G. Philip
KW  - Human ecology
KW  - Bibliography
KW  - Societies, etc
KW  - Directories
KW  - Environmental education
KW  - Audio-visual aids
ER  -