TY JOUR TI FORMATION OF LINGUISTIC, SPEECH-ORIENTED AND COMMUNICATIVE COMPETENCIES IN GROUPS WITH ECONOMIC PROFILE (FROM PROFESSIONAL EXPERIENCE) KW Preparatory Faculty KW economics training groups KW formation of linguistic KW speech-oriented and communicative competences KW foreign students JO Vestnik of Astrakhan State Technical University AU Shlakina, M.. PY 2016 IS 2016 PB Astrakhan State Technical University