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1
Westfall, R. D.,
| Association for Computing Machinery |
2004
,
2
Boyd, Harper W, 326.18-B789m-안진홍
| IRWIN,Inc. |
1964
326.18-B789m-안진홍,
3
Boyd, Harper W, 326.18-B789m
| Business Publication |
1985
326.18-B789m,