@book{273828,
	author = {Schenkel, Kenneth F. and United States.},
	title = {Evaluation of the Puerto Rican Screening Test (ECFA) against success on the job /},
	publisher = {Dept. of the Army, Adjutant General's Office, Personnel Research and Procedures Division, Personnel Research Branch,},
	year = {1957.},
	series = {PRB technical research report ;},
	note = {June 1957.}
}