English for Ecologists : Academic manual /
Ghazaryan, H.
English for Ecologists : Academic manual / H. Ghazaryan, S. Khachaturyan ; Ministry of Education and Science. State Engineering University of Armenia (Polytechnic). - Yerevan : Chartaraget, 2009. - 140 pages ; 20 cm. - 42-8(075.8) (NLA) .
978993954044
English language--Handbooks
42-8(075.8) (NLA)
English for Ecologists : Academic manual / H. Ghazaryan, S. Khachaturyan ; Ministry of Education and Science. State Engineering University of Armenia (Polytechnic). - Yerevan : Chartaraget, 2009. - 140 pages ; 20 cm. - 42-8(075.8) (NLA) .
978993954044
English language--Handbooks
42-8(075.8) (NLA)