Items where Author is "Peña Ortiz, Elsa Marina"
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Peña Ortiz, Elsa Marina (2022) Plan de marketing del Gimnasio Iron Gym, San Miguel. Bachelor thesis, Universidad de El Salvador.
Items where Author is "Peña Ortiz, Elsa Marina"
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Peña Ortiz, Elsa Marina (2022) Plan de marketing del Gimnasio Iron Gym, San Miguel. Bachelor thesis, Universidad de El Salvador.