TY  - BOOK
AU  -  Grieb,Jack R.
TI  -  The short grass Prairie Canada goose population / 
U1  -  636.598 
PY  - 1971///
CY  -  [s.l]. : 
PB  -  Colorado Game, Fish and Parks Division , 
KW  -  Geese
KW  -  Canada
KW  -  Birds
N1  -  Includes bibliographical references
ER  -