TY  - BOOK
AU  - Richtmyer,F.K.
AU  - Kennard,E.H.
AU  - Cooper,John N.
TI  - Introduction to modern physics
SN  - 0070995427
AV  - QC21 .R5 1969
U1  - 539 
PY  - 1969///]
CY  - New York
PB  - McGraw-Hill
KW  - Physics
ER  -