Zainal Abidin, I. H., Ab Ghani, I. S., Mohd Amin, N., Usman, S. B., & Mohd Piah, Z. H. (2019). Determinants of customer satisfaction on catering service in Electric Train Service (ETS), Keretapi Tanah Melayu Berhad (KTMB) / Izhar Hafifi Zainal Abidin... [et al.]. UiTM Cawangan Johor.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিZainal Abidin, Izhar Hafifi, Intan Suzaini Ab Ghani, Nurizati Mohd Amin, Samsul Bahri Usman, এবং Zul Hazam Mohd Piah. Determinants of Customer Satisfaction on Catering Service in Electric Train Service (ETS), Keretapi Tanah Melayu Berhad (KTMB) / Izhar Hafifi Zainal Abidin... [et Al.]. UiTM Cawangan Johor, 2019.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিZainal Abidin, Izhar Hafifi, et al. Determinants of Customer Satisfaction on Catering Service in Electric Train Service (ETS), Keretapi Tanah Melayu Berhad (KTMB) / Izhar Hafifi Zainal Abidin... [et Al.]. UiTM Cawangan Johor, 2019.