APA (7 वां संस्करण) प्रशस्ति पत्र

Bernal Escobar, I. (2013). teaching and learning philosophy in the daily interaction singularity. Universidad Pedagógica y Tecnológica de Colombia.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Bernal Escobar, Isabel. Teaching and Learning Philosophy in the Daily Interaction Singularity. Universidad Pedagógica y Tecnológica de Colombia, 2013.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Bernal Escobar, Isabel. Teaching and Learning Philosophy in the Daily Interaction Singularity. Universidad Pedagógica y Tecnológica de Colombia, 2013.

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