@book{109463,
	author = {Puerto Rico.},
	title = {Boletín estadístico trimestral del Departamento de Hacienda =},
	publisher = {El Departamento},
	year = {19-},
	address = {San Juan, P. R.},
	note = {Description based on: Vol. 10, no. 4 (junio 1970); title from cover.}
}