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  - 363.728/AYR 
PY  - 1999///
CY  - Cheltenham
PB  - Edward Elgar
KW  - Industrial management-Environmental aspects
KW  - Factories and trade waste-Economic aspects-Management
KW  - Social problems, welfare and services
ER  -