TY  - BOOK
AU  - Peterson,Roger Tory
TI  - A field guide to the birds east of the rockies
SN  - 0395266211
PY  - 1980///
CY  - Boston
PB  - Houghton Mifflin Co.
KW  - Birds
KW  - North America
N1  - Sponsored by the National Audubon Society and National Wildlife Federation; Includes index
ER  -