Vargas Vega, B., & Velásquez Upegui, E. P. (2019). Acquisition of Nouns Derived from a Verb of English as L2. Universidad Pedagógica y Tecnológica de Colombia.
Chicago Style (17. basım) AtıfVargas Vega, Brenda, ve Eva Patricia Velásquez Upegui. Acquisition of Nouns Derived from a Verb of English as L2. Universidad Pedagógica y Tecnológica de Colombia, 2019.
MLA (9th ed.) AtıfVargas Vega, Brenda, ve Eva Patricia Velásquez Upegui. Acquisition of Nouns Derived from a Verb of English as L2. Universidad Pedagógica y Tecnológica de Colombia, 2019.
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