APA-referens (7:e uppl.)

Chica Cárdenas, Y. I. Strategies for improving english learning in sixth course students at Carlos Cueva Tamariz high school.

Chicago-referens (17:e uppl.)

Chica Cárdenas, Yola Indaura. Strategies for Improving English Learning in Sixth Course Students at Carlos Cueva Tamariz High School.

MLA-referens (8:e uppl.)

Chica Cárdenas, Yola Indaura. Strategies for Improving English Learning in Sixth Course Students at Carlos Cueva Tamariz High School.

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