Frankel, I., & Irene Frankel; Victoria Kimbrough. (1998). Gateways: Integrated english. New York, NY, USA: Oxford University Press.
استشهاد بنمط شيكاغوFrankel, Irene, و Irene Frankel; Victoria Kimbrough. Gateways: Integrated English. New York, NY, USA: Oxford University Press, 1998.
MLA استشهادFrankel, Irene, و Irene Frankel; Victoria Kimbrough. Gateways: Integrated English. New York, NY, USA: Oxford University Press, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.