Bonem, J. M. (2008). Process engineering problem solving: Avoiding "the problem went away, but it came back" syndrome. John Wiley & Sons, Inc. https://doi.org/10.1002/9780470378069
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bonem, Joe M. Process Engineering Problem Solving: Avoiding "the Problem Went Away, but It Came Back" Syndrome. Hoboken, NJ: John Wiley & Sons, Inc, 2008. https://doi.org/10.1002/9780470378069.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Bonem, Joe M. Process Engineering Problem Solving: Avoiding "the Problem Went Away, but It Came Back" Syndrome. John Wiley & Sons, Inc, 2008. https://doi.org/10.1002/9780470378069.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.