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170901s1988 fr r 000 0 eng d |
| 040 |
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|a AR-CrUNPB
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| 082 |
0 |
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|a 372.35/P.29
|2 20
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| 100 |
1 |
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|a Pritchard, Alan P
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| 245 |
1 |
0 |
|a Biology and human welfare :
|b case studies in teaching applied biology /
|c Alan P Pritchard
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| 255 |
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|a .35
|
| 260 |
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|a París :
|b Unesco,
|c 1988
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| 300 |
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|a 64 p
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| 490 |
0 |
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|a Science and technology education document series ;
|v 25
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| 590 |
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|a Registros migrados a formato MARC
|
| 650 |
|
7 |
|a ENSEÑANZA DE LAS CIENCIAS
|2 Unescot
|9 2964
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| 942 |
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|c BK
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| 910 |
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|a LG19950209
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| 999 |
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|c 52619
|d 52619
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