TY  - BOOK
AU  - Williams, Michael
TI  - Wetlands: a threatened landscape
SN  - 9780631191995
U1  - 333.918 
PY  - 1990///
CY  - Oxford
PB  - Blackwell
KW  - Economics of Land and Energy / Natural Resources and Energy
N1  - Bibliography : pp.  356-390
ER  -