@book{136639,
	author = {Stoyanets, N. V.},
	title = {The methodology of empirical social research},
	publisher = {SNAU},
	year = {2018},
	address = {Sumy},
	url = {https://newlibrary.snau.edu.ua/cgi-bin/koha/opac-retrieve-file.pl?id=4d89e44b98eefc7fd644e9f5983687e4}
}