TY  - BOOK
AU  - Boyce,Ann
TI  - Introduction to environmental technology
T2  - Preserving the Legacy
U1  - 62:504 
PY  - 1997///
CY  - New York
PB  - Van Nostrand Reinhold
KW  - Tecnología
KW  - Aspectos ambientales
N1  - Indices
ER  -