TY  - BOOK
AU  - Van der Valk,Arnold G.
TI  - The biology of freshwater wetlands
SN  - 9780199608959
U1  - 577.68 21st
PY  - 2012///
CY  - New Delhi
PB  - Oxford University Press
KW  - WETLANDS
KW  - WETLAND ECOLOGY
N1  - Includes glossary, bibliographical references and index
ER  -