TY  - BOOK
AU  - Webb,J.E.
AU  - Wallwork,John Anthony
AU  - Elgood,J.H.
TI  - Guide to living birds
SN  - 0333233328 :
AV  - QL677.W32 1979 
PY  - 1979///
CY  - London
PB  - Macmillan
KW  - Birds
KW  - Classification
N1  - Includes indexes
ER  -