TY  - BOOK
AU  - Andrade,E.N.da C.
TI  - An approach to modern physics
AV  - QC23 .A548 1969
U1  - 530.1 
PY  - 1969///
CY  - Gloucester, Mass.
PB  - Doubleday
KW  - Physics
KW  - Local
ER  -