TY  - BOOK
AU  - National center for educational research and development 
ED  - Ministry of national education youth and sports 
TI  - Chemistry: Secondary education second year humanites section
U1  - CRDP 540.712 Chim. Gr.11h 
PY  - 2015///
CY  - Sin El FIl
PB  - National center for educational research and development 
KW  - Chemistry -- Study and teaching (Secondary Grade 11) -- Textbooks
KW  - Humanites section -- Chemistry -- Study and teaching (Secondary Grade 11) -- Textbooks
ER  -