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	1.		Adquisición de habilidades cognitivas matemáticas mediante la yupana y elementos del contexto cultural / elaboración, Wenceslao Quispe Mamani ... [et al.] by Quispe Mamani, Wenceslao [aut.] Material type: Text; Format: regular print ; Literary form: Not fiction ; Audience: Specialized; Language: Spanish Publication details: Cochabamba, Bolivia : [s.n.], 2021 Availability: Items available for loan: Biblioteca Nacional (2)Call number: BLc/24621/A, ... Place hold Save to lists
	2.		Dificultades en el aprendizaje de las operaciones aritméticas : propuesta pedagógica : la yupana, material didáctico / Héctor R. Aruquipa Yujra. by Aruquipa Yujra, Héctor R Material type: Text; Format: regular print ; Literary form: Not fiction ; Audience: Specialized; Language: Spanish Publication details: [La Paz, Bolivia : s.n.], 2023 Availability: Items available for loan: Biblioteca Nacional (2)Call number: BLc/27538/A, ... Place hold Save to lists

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