Villanueva de Mayer, M. E. (1948). English for secondary: Second year book (1a. ed.). Tall. Gráf. Jorge Best.
Chicago Style (17. basım) AtıfVillanueva de Mayer, María Enriqueta. English for Secondary: Second Year Book. 1a. ed. Mendoza: Tall. Gráf. Jorge Best, 1948.
MLA (9th ed.) AtıfVillanueva de Mayer, María Enriqueta. English for Secondary: Second Year Book. 1a. ed. Tall. Gráf. Jorge Best, 1948.
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