TY  - BOOK
AU  - Spangenburg, Ray
AU  - Moser, Diane Kit
TI  - Science frontiers
T2  - Viva-Facts on file history of science
SN  - 8130900661
U1  - 50(091) SPA.5(R) 
PY  - 2006///
CY  - New Delhi
PB  - Viva books pvt ltd
KW  - HISTORY OF SCIENCE --SCIENCE --SOLAR SYSTEM 4
ER  -