Abdullah, D. (2019). Cooperation visit by Universitas Negeri Malang, Indonesia / Dahlan Abdullah and Johanudin Lahap @ Wahab. Faculty of Hotel & Tourism Management, UiTM Pulau Pinang.
استشهاد بنمط شيكاغوAbdullah, Dahlan. Cooperation Visit By Universitas Negeri Malang, Indonesia / Dahlan Abdullah and Johanudin Lahap @ Wahab. Faculty of Hotel & Tourism Management, UiTM Pulau Pinang, 2019.
MLA استشهادAbdullah, Dahlan. Cooperation Visit By Universitas Negeri Malang, Indonesia / Dahlan Abdullah and Johanudin Lahap @ Wahab. Faculty of Hotel & Tourism Management, UiTM Pulau Pinang, 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.