TY  - BOOK
AU  - Mazlan Othman, 
TI  - Astronomi sezaman
SN  - 9679339238
U1  - 520 23
PY  - 1987///
CY  - Petaling Jaya, Selangor : 
PB  - Fajar Bakti , 
KW  - Astronomy
ER  -