TY  - SER
AU  - Lack, D.
TI  - Breeding seasons in the Galapagos
U1  - 598.1562598.1562 
PY  - 1950///
KW  - BH, AT, EC
KW  - Breeding seasons in the Galapagos
N2  -   BIB Now: 4381
ER  -