TY  - BOOK
AU  - Mosteiro, Arnaldo P.
TI  - Environmental science : : protect our planet, text-workbook / 
SN  - 9789715133067
U1  - 628 
PY  - 2012///]
CY  - Ermita, Manila : 
PB  - Educational Publishing House, 
KW  - Environmental science
KW  - Environmental protection
KW  - Environmental education
KW  - Human ecology
N1  - Includes bibliographical references; 600-699; 628
ER  -