APA استشهاد

Vargas Vásquez, J. M., & Zúñiga Coudin, R. (2018). Indirectness Features in Argumentative Essays of Costa Rican EFL University Students.

استشهاد بنمط شيكاغو

Vargas Vásquez, José Miguel, و Randolph Zúñiga Coudin. Indirectness Features in Argumentative Essays of Costa Rican EFL University Students. 2018.

MLA استشهاد

Vargas Vásquez, José Miguel, و Randolph Zúñiga Coudin. Indirectness Features in Argumentative Essays of Costa Rican EFL University Students. 2018.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.