TY  - BOOK
AU  - Blondel Jacques Ed.
AU  -  Gosler Andrew Ed.
TI  - Population biology of passerine birds : an integrated approach
T2  - Nato ASI series: advanced science institutes series
U1  - K966:6, N0 
PY  - 1990///
CY  - New York    
PB  -  Springer Verlag       
KW  -  Bird
KW  - Zoology
ER  -