Commercial research; an outline of working principles
保存先:
| OCLC: | 519765 |
|---|---|
| 第一著者: | |
| 言語: | English |
| 出版事項: |
New York,
Macmillan,
1919.
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| 主題: | |
| フォーマット: | Monograph Note that CRL will digitize material from the collection when copyright allows. |