Summers, D. C. S. (2006). Quality (4th ed.). Pearson Prentice Hall.
Chicago Style (17th ed.) CitationSummers, Donna C. S. Quality. 4th ed. Upper Saddle River,NJ: Pearson Prentice Hall, 2006.
MLA (8th ed.) CitationSummers, Donna C. S. Quality. 4th ed. Pearson Prentice Hall, 2006.
Warning: These citations may not always be 100% accurate.