Nik Alif Amri Nik Hashim, Nurzehan Abu Bakar, Eni Noreni Mohamad Zain, Nur Dalila Mat Yusoff, Nur Hafizah Muhammad. 2020. “Travel Mobile Applications Technology: Examining the Reliability and Validity of Instruments”. International Journal of Advanced Science and Technology 29 (6s), 3882 -. http://sersc.org/journals/index.php/IJAST/article/view/27430.