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Multilingual
21
Davie, Bruce S., 005.71-D254m | Morgan Kaufmann Publishers | 2000 005.71-D254m,
22
Johnson, Daniel W., 512.429-J66r | Thomson/Brooks/Cole | 2003 512.429-J66r,
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Iqbal, M. Zafar., 325.9-I64i-안진홍 | South-Western College Pub. | 1997 325.9-I64i-안진홍,
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Black, Uyless, 005.71-B627커 | 희중당 | 1997 005.71-B627커,
1
US Department of Education [, ]
2
Great Neck Publishing [, ]
3
RCN Publishing Company Limited [, ]
4
RCN Publishing Company Limited [, ]
5