TY  - BOOK
AU  - Matthews G V T
TI  - Bird navigation
T2  - Cambridge Monographs in Experminetal Biology
U1  - K96:58, J5 
PY  - 1955///
CY  - Cambridge
PB  - University Press        
KW  -  Bird
KW  - Zoology
N1  - References 124-138p
ER  -