TY  - BOOK
AU  - Spangenburg, R.
AU  - Moser, D.K.
TI  - History of Science from 1946 to the 1990s
SN  - 8173711968
U1  - 509.045 SPA 
PY  - 1994///
CY  - U. P.
PB  - Prime Publishing House
KW  - Science --History --Juvenile literature
N1  - Table of contents:
Part One: THE PHYSIC
ER  -