Launder Kelly & Michigan State University. From promise to purpose , opportunities and constraints for ethanol-based transportation fuels.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Launder Kelly و Michigan State University. From Promise to Purpose , Opportunities and Constraints for Ethanol-based Transportation Fuels.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Launder Kelly و Michigan State University. From Promise to Purpose , Opportunities and Constraints for Ethanol-based Transportation Fuels.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.