TY  - BOOK
AU  - Good, Gerry A
TI  - Observing variable stars
SN  - 9781852334987
SN  - 200219089
U1  - 523.844 GOO 
PY  - 2003///
CY  - Berlin ; New York
PB  - Springer
KW  - Variable stars - Observers' manuals
N1  - Includes index
ER  -