TY  - BOOK
AU  - Murray, Raymond LeRoy
AU  - Cobb, Grover C
TI  - Physics: concepts and consequences 
AV  - QC 21.2 M86
PY  - 1970///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Física
ER  -