Educational exhibits, how to prepare and use them; a manual for extension workers
保存先:
| OCLC: | 16741189 |
|---|---|
| 第一著者: | |
| 言語: | English |
| 出版事項: |
Washington,
U.S. Govt. Print. Off.,
1948.
|
| シリーズ: | Miscellaneous publication (United States. Dept. of Agriculture).
no. 634. |
| 主題: | |
| フォーマット: | 政府資料 Monograph Note that CRL will digitize material from the collection when copyright allows. |
| 物理的記述: | 41 p. illus. 27 cm. |
|---|