TY  - BOOK
AU  - Seven series no. 31
AU  - à´¸àµà´µàµ» à´¸àµà´°àµà´¸àµ à´¨à´®àµà´ªàµ¼. 31
TI  - à´¸àµà´®àµà´¤ à´àµà´àµà´²à´àµà´àµ¾
U1  - 370 
PB  - State institute of education
KW  - Education
ER  -