@article{Terentyev2014prospects,
author={Terentyev, S..},
title={Prospects of Polytechnic Principle of Learning in Technological Training of Pupils of 5-7 Grades},
journal={Scientific Research and Development. Socio-Humanitarian Research and Technology},
publisher={INFRA-M Academic Publishing LLC.},
year={2014},
pages={21-23},
volume={3},
issue={3},
}