TY  - BOOK
AU  - Wexo, John Bonnett
TI  - Ducks, geese & swans: zoobooks
SN  - 0-937934-21-6
AV  - M 591 W37 1989
CY  - San Diego, CA
PB  - Wildlife Educational.
KW  - Ducks
KW  - Geese
KW  - Swans
N1  - March 1989 Volume Six Number Six
ER  -