Gaya APA

Zubaidi, E, B, L, &, E, Y. (2015). Umroh Backpacker - A to Z Berumrah Ala Backpackeran (Cetakan II, 2016). Jakarta: PT Grasindo.

Gaya MLA

Zubaidi, Elly, Basrah, Lubis, &, Eva, Yahya. "Umroh Backpacker - A to Z Berumrah Ala Backpackeran". Cetakan II, 2016 Jakarta: PT Grasindo, 2015. Text.