Pacheco Amigo, B. M. (2014). Cognitive development and acquisition of the solfeggio in children from eight to twelve year old. Corporación Universitaria Americana.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPacheco Amigo, Beatriz Mabel. Cognitive Development and Acquisition of the Solfeggio in Children from Eight to Twelve Year Old. Corporación Universitaria Americana, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPacheco Amigo, Beatriz Mabel. Cognitive Development and Acquisition of the Solfeggio in Children from Eight to Twelve Year Old. Corporación Universitaria Americana, 2014.
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