TY  - BOOK
AU  - Austin,Oliver Luther
TI  - Familias de aves
T2  - Guías de la naturaleza
AV  - QL677 .A86
U1  - 598.2 
PY  - 1994///
CY  - México
PB  - Trillas
KW  - Birds
KW  - Identification
KW  - Local
KW  - Behavior
N1  - Translation of: Families of birds; Includes bibliographies
ER  -