Achmad Djafar. The effect of travel motivation factors on satisfaction and loyalty towards Malaysia as a destination choice: A study of Indonesian tourists. Kulliyyah of Economics and Management Sciences. International Islamic University Malaysia, c2019.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Achmad Djafar. The Effect of Travel Motivation Factors on Satisfaction and Loyalty Towards Malaysia as a Destination Choice: A Study of Indonesian Tourists. Kuala Lumpur: Kulliyyah of Economics and Management Sciences. International Islamic University Malaysia, c2019.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Achmad Djafar. The Effect of Travel Motivation Factors on Satisfaction and Loyalty Towards Malaysia as a Destination Choice: A Study of Indonesian Tourists. Kulliyyah of Economics and Management Sciences. International Islamic University Malaysia, c2019.