TY  - BOOK
AU  - Kotpal, R. L.
TI  - The birds: a text book for university students
SN  - 8171330924
AV  - DUCE QL692 
PY  - 1990///
CY  - india
PB  - Rastogi Publications
KW  - Science
KW  - chordate
N1  - includes  bibliographical references and Index
ER  -