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20251008131256.0 |
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029020s1944 ag |||||||||||000 | spa|| |
| 035 |
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|a 000147483
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| 040 |
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|a AR-BaBNM
|b spa
|e aacr
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| 100 |
1 |
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|a Alvarez, T.
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| 245 |
1 |
3 |
|a El ozono /
|c T. Alvarez
|
| 650 |
|
4 |
|a Astronomía
|9 6713
|
| 799 |
|
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|a 63
|n 855
|f 1944
|
| 856 |
|
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|u http://www.bnm.me.gov.ar/giga1/monitor/monitor/855.pdf
|
| 773 |
0 |
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|t El Monitor de la Educación Común
|g Año 63, no. 855 (1944), p. 68-71
|d Buenos Aires : Consejo Nacional de Educación, 1944
|
| 942 |
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|2 udc
|c ANA
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| 999 |
|
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|c 204437
|d 204437
|