APA Citatie

Chavarría Arroyo, G. (2014). Difficulties faced by eighth grade students in the learning of linear equation problems at a high school in Heredia.

Chicago Style citaat

Chavarría Arroyo, Gilberto. Difficulties Faced By Eighth Grade Students in the Learning of Linear Equation Problems At a High School in Heredia. 2014.

MLA citatie

Chavarría Arroyo, Gilberto. Difficulties Faced By Eighth Grade Students in the Learning of Linear Equation Problems At a High School in Heredia. 2014.

Let op: Deze citaties zijn niet altijd 100% accuraat.