TY  - BOOK
AU  - Matthews  GVT (ed.)
TI  - Managing Waterfowl Populations : Proceedings of an IWRB Symposium, Astrakhan, USSR 2-5 October, 1989
U1  - 598.4 
PY  - 1990///
CY  - UK
PB  - IWRB
KW  - Managing Waterfowl Populations : Proceedings of an IWRB Symposium, Astrakhan, USSR 2-5 October, 1989
ER  -