@book{47717,
	author = {SHAUGHNESSY, John J. and ZECHMEISTER, Eugene B.},
	title = {Research Methods in Psychology /},
	publisher = {McGraw-Hill Inc.,},
	year = {c. 1990.},
	address = {New York [etc.] :},
	edition = {2nd edition.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=47717}
}