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s1971 s1971 xxu ||||| eng |
| 035 |
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|a 39524
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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| 041 |
0 |
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|a eng
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| 082 |
0 |
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|a 613.62
|b O47f
|2 22
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| 100 |
1 |
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|a Olishifski, Julian B.
|e Autor/a
|4 aut
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| 245 |
1 |
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|a Fundamentals of industrial hygiene /
|c ed. by Julian B. Olishifski and Frank E. McElroy.
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| 260 |
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|a Chicago, III. :
|b National Safety Council,
|c 1971.
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| 300 |
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|a 990 páginas :
|b ilustraciones ;
|c 23 cm
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| 650 |
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|a SALUD OCUPACIONAL
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| 700 |
1 |
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|a McElroy, Frank E.
|e Editor/a
|4 edt
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| 949 |
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|a -MR B MR
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| 916 |
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|a Registros del LS-2000
|