TY - BOOK AU - Sargsyan,S. AU - Sayadyan,G. AU - Aghajanyan,M. AU - Mejlumyan,D. ED - Ministry of education and science of RA TI - English manual for chemical engineers SN - 9789994166749 PY - 2007/// CY - Yerevan PB - Chartaraget KW - English language KW - Handbooks ER -