Muhammad Hafizuddin , Z. A. (2019). The impact of ignored negligible losses in engineering design: Baerodynamic drag on ET425M high speed train as study case / Muhammad Hafizuddin Zainal Abidin.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Muhammad Hafizuddin , Zainal Abidin. The Impact of Ignored Negligible Losses in Engineering Design: Baerodynamic Drag on ET425M High Speed Train as Study Case / Muhammad Hafizuddin Zainal Abidin. 2019.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Muhammad Hafizuddin , Zainal Abidin. The Impact of Ignored Negligible Losses in Engineering Design: Baerodynamic Drag on ET425M High Speed Train as Study Case / Muhammad Hafizuddin Zainal Abidin. 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.