Перегляд по Автору "Korol, E."
Зараз показуються 1-2 з 2
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EFFICIENCY EATIMATION OF GHILD EDUCATION CENTER’S PROMOTION
Korol, E.; Palekhova, L. (2014-12-04) -
IMPORTANCE OF MEASURЕMENT OF CUSTOMER’S RETENTION RATE FOR SERVICE PROVIDERS
Korol, E.; Vecherov, V. (2014-12-04)