Yaremchuk, I. A. .; Pochekalin, I. M. .; Sychevskyi, Y. O. .; Babich, O. V. .; Lahodynskyi, O. S. . IMPLEMENTATION PECULIARITIES OF THE ENGLISH LANGUAGE LEARNING ELECTRONIC TEXTBOOK IN THE STATE BORDER GUARD SERVICE OF UKRAINE. ITLT 2019, 73 (5), 67-85. https://doi.org/10.33407/itlt.v73i5.2555.