@book{32285,
	author = {Bachrach, Arthur J. and Echevarria Rivera, Luis,},
	title = {Como investigar en psicología /},
	publisher = {Ediciones Morata,},
	year = {1982.},
	series = {Psicología},
	address = {Madrid :},
	edition = {3a ed.},
	note = {Traducción de: Psychological research.}
}