Dellar, H., & Walkley, A. (2018). Outcomes: Pre - Intermediate student's book. Tp. Hồ Chí Minh: Cengage Learning Vietnam Company Limited.
استشهاد بنمط شيكاغوDellar, Hugh, و Andrew Walkley. Outcomes: Pre - Intermediate Student's Book. Tp. Hồ Chí Minh: Cengage Learning Vietnam Company Limited, 2018.
MLA استشهادDellar, Hugh, و Andrew Walkley. Outcomes: Pre - Intermediate Student's Book. Tp. Hồ Chí Minh: Cengage Learning Vietnam Company Limited, 2018.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.