@book{29218,
	author = {Wagner, William E.},
	title = {Using IBM SPSS statistics for research methods and social science statistics},
	publisher = {Sage Publications},
	year = {2015},
	address = {New Dehli},
	edition = {5th},
	url = {https://libgen.is/book/index.php?md5=0DD0D9365199601404BAADF658277C23}
}