APA način citiranja

Gamarra Astuhuaman, G., & Pujay Cristóbal, O. E. (2020). Problem Solving, Skills and Academic Performance when Teaching Mathematics.

Čikaški stil citiranja

Gamarra Astuhuaman, Guillermo, i Oscar Eugenio Pujay Cristóbal. Problem Solving, Skills and Academic Performance When Teaching Mathematics. 2020.

MLA način citiranja

Gamarra Astuhuaman, Guillermo, i Oscar Eugenio Pujay Cristóbal. Problem Solving, Skills and Academic Performance When Teaching Mathematics. 2020.

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