APA (7 वां संस्करण) प्रशस्ति पत्र

Vargas Vásquez, J. M., & Zúñiga Coudin, R. (2018). Graphic organizers as a teaching strategy for improved comprehension of argumentative texts in English. Universidad de Costa Rica.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Vargas Vásquez, José Miguel, और Randolph Zúñiga Coudin. Graphic Organizers as a Teaching Strategy for Improved Comprehension of Argumentative Texts in English. Universidad de Costa Rica, 2018.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Vargas Vásquez, José Miguel, और Randolph Zúñiga Coudin. Graphic Organizers as a Teaching Strategy for Improved Comprehension of Argumentative Texts in English. Universidad de Costa Rica, 2018.

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