@book{134682,
	author = {Puerto Rico.},
	title = {Short-term labor demand and supply analysis},
	publisher = {Department of Labor and Human Resources. Bureau of Employment Security},
	year = {1993.},
	address = {Hato Rey, P. R.},
	note = {Editions of 1990 and 1991 issued under title : Short-term labor supply and demand analysis.}
}