APA-čujuhus (7. p.)
Babin Maria Teresa & Luby, B. (1971). The puerto ricans spirit: Their history life nad culture. Collier Books.
Chicago-čujuhus (17. p.)
Babin Maria Teresa juo Barry Luby. The Puerto Ricans Spirit: Their History Life Nad Culture. New York: Collier Books, 1971.
MLA-čujuhus (9. p.)
Babin Maria Teresa juo Barry Luby. The Puerto Ricans Spirit: Their History Life Nad Culture. Collier Books, 1971.
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