TY  - BOOK
AU  - Gwinner, E.
TI  - Bird migration: physiology and ecophysiology 
SN  - 3540508554
U1  - 598.2525 22
PY  - 1990///
CY  - Berlin
PB  - Springer-Verlag
KW  - Birds
KW  - Migration
KW  - Physiology
KW  - Ecology
N1  - Includes bibliographical references and index
ER  -