TY  - BOOK
AU  - Hofstetter Patrick
TI  - Perspectives in life cycle impact assessment:  A structured Approach to Combine Models of the Technosphere , Ecosphere and Valuespere   
SN  - 079238377X
U1  - U47:(G:55), N8 
PY  - 1998///
CY  - Boston
PB  - Kluwer Academic Publishers        
KW  - Human Geography
ER  -