“The Modern Model of Applying the Concept of Relationship Marketing in the Field of Education. Современнaя модель использовaния концепции мaркетингa отношений в сфере обрaзовaтельных услуг”. Journal of Economic Research & Business Administration, vol. 115, no. 3/2, Nov. 2016, https://be.kaznu.kz/index.php/math/article/view/1438.