TY  - BOOK
AU  - National center for educational research and development
TI  - On your own pedagogical guide secondary education English Language first year second foreign Language
U1  - CRDP 373.7 En. Guide Gr.10 
PY  - 1998///
CY  - Sin El Fil
PB  - National center for educational research and development
KW  - English language - Study and teaching (Secondary EB10) -- Pedagogical guide
ER  -