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.
Chicago (17e ed.) BronvermeldingZainal Abidin, Izhar Hafifi, Intan Suzaini Ab Ghani, Nurizati Mohd Amin, Samsul Bahri Usman, en 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.
MLA (9e ed.) BronvermeldingZainal 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.