Castillo Calvo, D. A. (2021). Changes in singing classes in the Basic Stage of Music in Turrialba, based on virtualization due to the COVID-19 pandemic in the first semester of 2020.
Styl cytowania ChicagoCastillo Calvo, Diego Armando. Changes in Singing Classes in the Basic Stage of Music in Turrialba, Based On Virtualization Due to the COVID-19 Pandemic in the First Semester of 2020. 2021.
Styl cytowania MLACastillo Calvo, Diego Armando. Changes in Singing Classes in the Basic Stage of Music in Turrialba, Based On Virtualization Due to the COVID-19 Pandemic in the First Semester of 2020. 2021.
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