Não informado. (1933). Hispanic Review. University of Pennsylvania, Department of Romance Languages.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Hispanic Review. Philadelphia, Pa: University of Pennsylvania, Department of Romance Languages, 1933.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Hispanic Review. University of Pennsylvania, Department of Romance Languages, 1933.
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