APA-referens (7:e uppl.)

Ahmed, W., Nur, F., Hema, N. B., Ahmed, N., & Tairin, S. (2017). An interactive knowledge based recommender system for tourism. BRAC University.

Chicago-referens (17:e uppl.)

Ahmed, Wakil, Farah Nur, Nabila Bhuyan Hema, Nasim Ahmed, och Suraiya Tairin. An Interactive Knowledge Based Recommender System for Tourism. BRAC University, 2017.

MLA-referens (8:e uppl.)

Ahmed, Wakil, et al. An Interactive Knowledge Based Recommender System for Tourism. BRAC University, 2017.