@book{135889,
	author = {Negrón de Montilla, Aida.},
	title = {Americanization in Puerto Rico and the Public-School System :},
	publisher = {Editorial Universitaria, Universidad de Puerto Rico ,},
	year = {1975.},
	address = {Río Piedras :},
	note = {Originally presented as the author's thesis, New York University, 1971.}
}