APA-viite

Méndez Valverde, J. M., Sandí Cruz, M., & Zúñiga Vargas, L. (2013). Material and activity design for pronunciation of consonants in a tourism course: Considering students’ needs.

Chicago-tyylinen lähdeviittaus

Méndez Valverde, Juan Manuel, Marianela Sandí Cruz, ja Lesly Zúñiga Vargas. Material and Activity Design for Pronunciation of Consonants in a Tourism Course: Considering Students’ Needs. 2013.

MLA-viite

Méndez Valverde, Juan Manuel, Marianela Sandí Cruz, ja Lesly Zúñiga Vargas. Material and Activity Design for Pronunciation of Consonants in a Tourism Course: Considering Students’ Needs. 2013.

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