TY  - BOOK
AU  - Earth Works Group,the
TI  - 50 more things you can do to save the earth
SN  - 0836223020
PY  - 1991///
CY  - Andrews and McMeel
PB  - Kansas City
KW  - Ecología
KW  - Medio ambiente
KW  - Plaguicidas
KW  - Ozono
ER  -