TY  - BOOK
AU  - W. B. Yapp
TI  - Life and organization of birds
SN  - 7131-2264-1
U1  - 598.2 
PY  - 1970///
CY  - London
PB  - Edward Arnold Limited
N1  - W. B. Yapp: Life and organization of birds.  London.  Edward Arnold Limited, 1970. 7131-2264-1--(598.2YAP)
ER  -