A training course in sanitation for food service workers a series based on lectures
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| 格式: | 图书 |
| 语言: | English |
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Chicago
Institutions Magazine
c1969.
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| 版: | New and rev. ed. |
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| 其他作者: | |
| 格式: | 图书 |
| 语言: | English |
| 出版: |
Chicago
Institutions Magazine
c1969.
|
| 版: | New and rev. ed. |
| 主题: |