Zh. Abdrakhmanova, K. Aisultanova, Chaltikenova Lyazat, Zh. Satkenova and Bisenbayeva Zhanat
International Business Management 11 ( 2 ): 469 - 473 , 2017
Zh. Abdrakhmanova, K. Aisultanova, Chaltikenova Lyazat and Zh. Satkenova
Journal of Engineering and Applied Sciences 12 ( 3 ): 573 - 577 , 2017