Keenan, J. J. (1994). Breaking out of beginner's Spanish. University of Texas Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKeenan, Joseph J. Breaking Out of Beginner's Spanish. Austin: University of Texas Press, 1994.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKeenan, Joseph J. Breaking Out of Beginner's Spanish. University of Texas Press, 1994.
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