TY  - BOOK
AU  - Peterson,Roger Tory
TI  - Peterson first guide to birds of North America
SN  - 0395406846 :
AV  - QL681 .P46 1986
U1  - 598.2973 19
PY  - 1986///
CY  - Boston
PB  - Houghton Mifflin
KW  - Birds
KW  - North America
KW  - Identification
N1  - Cover title: Peterson first guides. Birds; Includes index
ER  -