@book{37195,
	author = {National Joint Apprenticeship and Training Committee for the Roofing Industry. and National Roofing Contractors' Association.},
	title = {National roofers apprenticeship and training standards.},
	publisher = {U.S. Dept. of Labor, Manpower Administration, Bureau of Apprenticeship and Training,},
	year = {1965.},
	address = {Washington]},
	edition = {[Rev.},
	note = {Cover title.}
}