Babin Maria Teresa & Luby, B. (1971). The puerto ricans spirit: Their history life nad culture. Collier Books.
Cita Chicago (17th ed.)Babin Maria Teresa i Barry Luby. The Puerto Ricans Spirit: Their History Life Nad Culture. New York: Collier Books, 1971.
Cita MLA (9th ed.)Babin Maria Teresa i Barry Luby. The Puerto Ricans Spirit: Their History Life Nad Culture. Collier Books, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.