TY  - BOOK
AU  - National center for educational research and development 
ED  -  Ministry of national education youth and sports 
TI  - Physics: Pedagogical guide, second year humanites section
U1  - CRDP 373.7 Phys. Guide Gr.11h 
PY  - 1999///
CY  - Sin El Fil
PB  - National center for educational research and development 
KW  - Physics--Study and teaching (Secondary Grade 11)--Pedagogical guide
ER  -