TY  - BOOK
AU  - Sears,Francis Weston
TI  - Principles of physics
AV  - QC23 S37 1947
PY  - 1947///-9999
CY  - Cambridge, massachusetts
PB  - Addison-wesley
KW  - Física
KW  - Óptica
KW  - Mecánica
N1  - Contenido: v. 1. mechanics, heat and sound -- v. 2. electricity and magnetism -- v. 3. optics
ER  -