@article{2017developing,
author={, ..},
title={DEVELOPING A CONSTRUCTIVIST TEXTBOOK OF ENGLISH FOR UNIVERSITY STUDENTS MAJORING IN TOURISM},
journal={Австрийский журнал гуманитарных и общественных наук},
publisher={Premier Publishing s.r.o.},
year={2017},
pages={56-62},
volume={2017},
issue={1-2},
}