TY  - BOOK
AU  - Roth,Gunter Dietmar
AU  - Guttler,A.
TI  - Astronomy: a handbook 
SN  - 3540065032
PY  - 1975///
CY  - Berlin
PB  - Springer-Verlag
KW  - Astronomy
KW  - Handbooks, manuals, etc
N1  - Based on the 2nd German ed. of Handbuch fur sternfreunde, published in 1967
ER  -