Koblianska | |||
| Business Competitiveness [електронний ресурс] : course-book for english-speqaking students of master's degree of speciality 051 "Economics", training program "Business Economics" / I. I. Koblianska; SNAU. — Sumy: SNAU, 2019. — | |||
| УДК 338.242.2 | |||