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| LEADER |
00753Cam#a2200253#a#4500 |
| 001 |
ECUCON015870 |
| 003 |
ECU |
| 008 |
191101s1970 ag ||||| |||||||| ||spa d |
| 040 |
# |
# |
|a ECU
|b spa
|c ECU
|
| 092 |
# |
# |
|s Educ.
|
| 245 |
# |
# |
|a Pedagogia dinámica. IV: matemática moderna exigencia del cambio/ Las ciencias naturales experiencia activa
|
| 260 |
# |
# |
|a Buenos Aires
|b Padee
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|
| 300 |
# |
# |
|a 260 p.
|
| 590 |
# |
# |
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| 650 |
# |
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|a CIENCIAS NATURALES
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| 650 |
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|a PEDAGOGIA
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| 650 |
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|a DIDACTICAS
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| 650 |
# |
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|a CAMBIO
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| 700 |
# |
# |
|a Idiart de Rebon, Ana Maria
|
| 700 |
# |
# |
|a Sabalza, Luisa J.
|
| 700 |
# |
# |
|a Mayoral, Eloisa
|
| 700 |
# |
# |
|a Castro de Barros, Susana
|
| 952 |
# |
# |
|p ECU26089
|a ECU
|b ECU
|o Educ.
|w 26-05-93
|
