TY  - BOOK
TI  - The wetland bird survey 1992-1993
SN  - 2-84054-032-0
PB  - BTO
KW  - OISEAU/TERRE HUMIDE/SURVIE/GIBIER A PLUME/POPULATION ANIMALE/ESPECE PROTEGEE/IDENTIFICATION/GREBE/CORMORAN/MARTIN PECHEUR/CONSERVATION DE LA NATURE/ZOOLOGIE
ER  -