TY  - BOOK
AU  - Asimov,Isaac
TI  - Physical science today
SN  - 0876651368
PY  - 1973///
CY  - Del Man, California
PB  - CRM Books
KW  - Physics
KW  - Astronomy
KW  - Chemistry, Physical and theoretical
N1  - p. 604-608
ER  -