Balalaieva OY. ANALYSIS OF THEORETICAL AND METHODOLOGICAL APPROACHES TO DESIGN OF ELECTRONIC TEXTBOOKS FOR STUDENTS OF HIGHER AGRICULTURAL EDUCATIONAL INSTITUTIONS. ITLT [Internet]. 2017 Jun. 30 [cited 2024 May 3];59(3):39-50. Available from: https://journal.iitta.gov.ua/index.php/itlt/article/view/1663