APA (7 वां संस्करण) प्रशस्ति पत्र

Sánchez León, S. (2022). Effects of COVID-19 on the economic activity of Quintana Roo: A perspective from comparative advantage. ACACIA A.C.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Sánchez León, Sarahí. Effects of COVID-19 on the Economic Activity of Quintana Roo: A Perspective from Comparative Advantage. ACACIA A.C, 2022.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Sánchez León, Sarahí. Effects of COVID-19 on the Economic Activity of Quintana Roo: A Perspective from Comparative Advantage. ACACIA A.C, 2022.

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