APA način citiranja

Cedeño Vargas, M., & Valverde Marín, E. (2013). Implementation of GBT games to improve students’ speaking skill.

Čikaški stil citiranja

Cedeño Vargas, Mariela, i Evelyn Valverde Marín. Implementation of GBT Games to Improve Students’ Speaking Skill. 2013.

MLA način citiranja

Cedeño Vargas, Mariela, i Evelyn Valverde Marín. Implementation of GBT Games to Improve Students’ Speaking Skill. 2013.

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