Vásque de Gómez, S. A., & Acevedo de Umaña, M. M. (1984). Factors that determine the valve of teaching english as a foreing language in the third year of high school in commerce and administration in private schools of San Salvador city. Universidad de El Salvador.
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Chicago Style (17th ed.) Zitazioa
Vásque de Gómez, Sara Alicia, eta María Mercedes Acevedo de Umaña. Factors That Determine the Valve of Teaching English as a Foreing Language in the Third Year of High School in Commerce and Administration in Private Schools of San Salvador City. San Salvador: Universidad de El Salvador, 1984.
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MLA (9th ed.) Zitazioa
Vásque de Gómez, Sara Alicia, eta María Mercedes Acevedo de Umaña. Factors That Determine the Valve of Teaching English as a Foreing Language in the Third Year of High School in Commerce and Administration in Private Schools of San Salvador City. Universidad de El Salvador, 1984.
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