TY  - BOOK
AU  - Ghazaryan,H.
AU  - Khachaturyan,S.
ED  - Ministry of Education and Science.  
TI  - English for Ecologists: Academic manual 
SN  - 978993954044
PY  - 2009///
CY  - Yerevan
PB  - Chartaraget
KW  - English language
KW  - Handbooks
ER  -