@book{7302,
	author = {Cozby, Raul C},
	title = {Methods in behavioral research},
	publisher = {McGraw Hill},
	year = {2009},
	address = {New York},
	edition = {10th},
	url = {https://libgen.is/book/index.php?md5=E0C395106C8FAC7B145C6FC14114BC6D}
}