Includes bibliographical references (p. 31-34).
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/527982209 |
| Date | January 2009 |
| Creators | Ren, Dongni. |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
| Source | View abstract or full-text. |
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