TY  - BOOK
AU  - Lebreton, J. D.
AU  - Hirons, G. J. M.
TI  - Birds population studies: relevance to conservation and management 
SN  - 0198540825
AV  - QL677.4 .B57 1991
PY  - 1991///
CY  - Oxford
PB  - Oxford University Press
KW  - Bird - population
N1  - Includes bibliographical references and index
ER  -