The accident records in coal mines of the United States : a study of the literature with comparisons of the records in other coal-producing countries /
Kaydedildi:
| Yazar: | |
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| Materyal Türü: | Kitap |
| Dil: | English |
| Baskı/Yayın Bilgisi: |
Bloomington :
Dept. of Economics, Indiana University,
[1964].
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| Konular: |
| Fiziksel Özellikler: | ix, 159 p. ; 23 cm. |
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| Bibliyografya: | Includes bibliographical references. |