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		Enseñar y aprender ciencias naturales : reflexión y práctica en la escuela media / María Giordano ... [et al.] ; colab. Leonardo Bernardi, Juan Pedro Sosa. by Giordano, María [coaut.] Bernardi, Leonardo [colab.] Sosa, Juan Pedro [colab.] Series: Troquel educación Material type: Text; Format: print ; Literary form: Not fiction Publication details: Buenos Aires : Troquel, 1991 Availability: Items available for loan: Bib. Gregorio Torres Quintero (12)Collection, call number: Colección General LB1647 E58, ... Place hold
		No cover image available Ensino a distancia : Bibliografía especializada em educaco by Instituto Nacional de Estudios e Pesquisas Educacionais Material type: Text; Format: print ; Literary form: Not fiction Publication details: Brasilia : INEP$bREDUC, 1991 Availability: No items available.
		No cover image available Eric : 1982-June 1991 / Current index to Journals in Education Resources in Education. -- 1982-1991 by Educational Resources Information Center Material type: Text; Format: print ; Literary form: Not fiction Publication details: Boston, E.U.A. : Silver Platter, 1991 Availability: Items available for reference: Bib. Gregorio Torres Quintero: Consulta (1)Collection, call number: Consulta L10 E75 1991.
		No cover image available Eric : 1982-September 1991 / Current index to Journals in Education Resources in Education. -- 1982-1991 by Educational Resources Information Center Material type: Text; Format: print ; Literary form: Not fiction Publication details: Boston, E.U.A. : Silver Platter, 1991 Availability: Items available for reference: Bib. Gregorio Torres Quintero: Consulta (1)Collection, call number: Consulta L10 E75 1991a.
		Los eruditos a la violeta o curso completo de todas las ciencias / Joseph Vázquez by Vázquez, Joseph Series: Tlahuicole Material type: Text; Format: print ; Literary form: Not fiction Publication details: México : CONACYT : M. A. Porrúa 1991 Availability: Items available for loan: Bib. Gregorio Torres Quintero (2)Collection, call number: Colección General PN593 V3.4, ... Place hold
		Escalada libre : técnica y entrenamiento / Sepp Gschwendtner : tr. David Rosenbaum. by Gschwendtner, Sepp Series: Deportes Material type: Text; Format: print ; Literary form: Not fiction Publication details: México : Roca, 1991 Availability: Items available for loan: Bib. Gregorio Torres Quintero (3)Collection, call number: Colección General GV199.8 G7.48, ... Place hold
		La escalera : modelo didáctico para la enseñanza aprendizaje de la lecto-escritura y programa para la ejercitación del lenguaje oral : guía didáctica / Santiago Molina García. by Molina García, Santiago Series: Educación infantil ; 2 Edition: 2a ed. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Madrid : CEPE, 1991 Availability: Items available for loan: Bib. Gregorio Torres Quintero (1)Collection, call number: Colección General LB1115 I54 no.2 1991. Place hold