Huynh, T. N., & Huynh, C. T. T. (2004). An introduction geography and history: Material for students of geography and history. For internal use only. Đồng Tháp: [kxd].
استشهاد بنمط شيكاغوHuynh, Thi Nhi, و Cam Thao Trang Huynh. An Introduction Geography and History: Material for Students of Geography and History. For Internal Use Only. Đồng Tháp: [kxd], 2004.
MLA استشهادHuynh, Thi Nhi, و Cam Thao Trang Huynh. An Introduction Geography and History: Material for Students of Geography and History. For Internal Use Only. Đồng Tháp: [kxd], 2004.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.