ebrary, Inc. (1993). Learning to change: Opportunities to improve the performance of smaller manufacturers. National Academy Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)ebrary, Inc. Learning to Change: Opportunities to Improve the Performance of Smaller Manufacturers. Washington, D.C.: National Academy Press, 1993.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)ebrary, Inc. Learning to Change: Opportunities to Improve the Performance of Smaller Manufacturers. National Academy Press, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.