@book{21566,
	author = {Witmer, Marion H., and Proffitt, Maris M. and National Occupational Conference (U.S.)},
	title = {Guidance bibliography;},
	publisher = {U.S. Govt. print. off.,},
	year = {1937-38.},
	address = {Washington :},
	note = {Compilations prepared with the assistance of the National occupational conference. cf. Forewords.}
}