Cita APA

Alvarenga, K. B., Andrade, I. D., & Santos, R. d. J. (2016). Difficulties in solving math basic problems: A case study in the arid region of Sergipe, Brazil.

Citación estilo Chicago

Alvarenga, Karly Barbosa, Iris Danúbia Andrade, y Ricardo de Jesus Santos. Difficulties in Solving Math Basic Problems: A Case Study in the Arid Region of Sergipe, Brazil. 2016.

Cita MLA

Alvarenga, Karly Barbosa, Iris Danúbia Andrade, y Ricardo de Jesus Santos. Difficulties in Solving Math Basic Problems: A Case Study in the Arid Region of Sergipe, Brazil. 2016.