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El desarrollo del pensamiento conceptual en la escuela primaria / Peter Langford ; tr. Isidro Arias.

by Langford, Peter.

Material type: Text Text; Format: print ; Literary form: Not fiction Publication details: México : Paidós, 1989Availability: Items available for loan: 3 . Collection(s): Colección General Call number: LB1555 L3.38.

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El desarrollo del pensamiento conceptual en la escuela secundaria / Peter Langford ; tr. Silvia Hovath.

by Langford, Peter.

Material type: Text Text; Format: print ; Literary form: Not fiction Publication details: Barcelona, Esp. : Ministerio de Educación y Ciencia : Paidós, 1990Availability: Items available for loan: 8 . Collection(s): Colección General Call number: LB1063 L3.28.

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