TY  - BOOK
AU  - Valk,Arnoud van der
TI  - The biology of freshwater wetlands
SN  - 9780199608959 :
U1  - 577.68 
PY  - 2012///
CY  - Oxford, New York
PB  - Oxford University Press
KW  - Wetland ecology
KW  - Wetlands
N1  - Includes bibliographical references and index
ER  -