TY  - BOOK
AU  - Ayres Robert U
AU  - Ayres Leslie W
TI  - Accounting for resources, 2: the life cycle of materials
SN  - 1-85898-923-X
U1  - 363.7 
PY  - 1999///
CY  - Cheltenham
PB  - Edward Elgar
KW  - Environmental pollution
KW  - Natural resources
ER  -