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|a 372.85(02)
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| 080 |
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|a 373.5:5(02)
|2 3a Abr ES
|
| 110 |
2 |
|
|a Unesco
|9 6587
|
| 245 |
|
|
|a Nuevo manual de la Unesco para la enseñanza de las ciencias.
|
| 250 |
|
|
|a 3a. ed
|
| 260 |
|
|
|a Buenos Aires :
|b Sudamericana,
|c 1984.
|
| 300 |
|
|
|a 287 p. :
|b il. ;
|c 23 cm.
|
| 336 |
|
|
|a texto
|2 rdacontent
|
| 337 |
|
|
|a sin mediación
|2 rdamedia
|
| 338 |
|
|
|a volumen
|2 rdacarrier
|
| 534 |
|
|
|t New Unesco source book for sciece teaching / Alberto E. J. Fesquet y Carlos E. A. Gondell
|
| 650 |
|
7 |
|a CIENCIA--ENSEÑANZA ELEMENTAL
|2 lemb2
|9 4965
|
| 650 |
|
7 |
|a CIENCIA--ENSEÑANZA SECUNDARIA
|2 lemb2
|9 4966
|
| 650 |
|
7 |
|a CIENCIA--MANUALES
|2 lemb2
|9 20685
|
| 942 |
|
|
|2 cdu
|b 1994-06-04
|c BK
|d 009807
|h 372.85
|i UNEn3
|z CT
|6 37285_UNEN3
|
| 999 |
|
|
|c 9696
|d 9696
|