TY  - BOOK
AU  - Brush  Alan H (ed.)
TI  - Perspectives in ornithology : essays presented for the centennial of the American ornithologists' union
U1  - 598.2 
PY  - 1983///
CY  - CAMBRIDGE
PB  - CUP
KW  - Perspectives in ornithology : essays presented for the centennial of the American ornithologists' union
ER  -