@book{5540,
	author = {José Antonio Supo Condori and Zacarías, Héctor},
	title = {Metodología de la investigación científica},
	publisher = {Bioestadistico EEDU EIRL,},
	year = {2020},
	address = {Arequipa, Perú :},
	edition = {3ra ed.}
}