Stewart, D. A., & Stewart, J. (2021). Barron's American Sign Language: A comprehensive guide to ASL 1 and 2. Kaplan North America, LLC d/b/a Barron's Educational Series.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रStewart, David A., और Jennifer Stewart. Barron's American Sign Language: A Comprehensive Guide to ASL 1 and 2. Fort Lauderdale, FLorida: Kaplan North America, LLC d/b/a Barron's Educational Series, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रStewart, David A., और Jennifer Stewart. Barron's American Sign Language: A Comprehensive Guide to ASL 1 and 2. Kaplan North America, LLC d/b/a Barron's Educational Series, 2021.
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