TY  - BOOK
AU  - Babayan,J.
AU  - Avagyan,V.
ED  - "Interlingua" Linguistic University
TI  - All about tenses
SN  - 9994111264
PY  - 2006///
CY  - Yerevan
PB  - Zangak-97
KW  - English
KW  - Manual
ER  -