Davis , H. E. . .., Troxell, G. E. . .., & Wiskocil, C. T. . .. (1950). Testing and inspection of engineering materials. McGraw Hill Book Company.
استشهاد بنمط شيكاغوDavis , Harmer E ., George Earl Troxell, و Clement T. Wiskocil. Testing and Inspection of Engineering Materials. New York: McGraw Hill Book Company, 1950.
MLA استشهادDavis , Harmer E ., et al. Testing and Inspection of Engineering Materials. McGraw Hill Book Company, 1950.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.