@book{7600,
	author = {Parrilla Bonilla, Antulio,},
	title = {Neomaltusianismo en Puerto Rico},
	publisher = {Editorial Juan XXIII},
	year = {1974.},
	address = {Río Piedras, P.R.},
	note = {A collection of articles published between 1972 and 1974 in the weekly "Claridad" of Río Piedras, in the daily "El Nuevo Día" of Ponce and in other periodicals.}
}