@book{5505,
	author = {Bryman, Alan},
	title = {Quantitative data analysis with IBM SPSS 17, 18 and 19},
	publisher = {Routledge},
	year = {2011},
	address = {Sussex},
	url = {https://libgen.is/book/index.php?md5=CE245B988FD7145BC35DF251C17580D4}
}