Jenner, P. (2018). Beat your irritable bowel syndrome in seven simple steps: Practical ways to approach, manage and beat your IBS problem. John Murray Learning.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Jenner, Paul. Beat Your Irritable Bowel Syndrome in Seven Simple Steps: Practical Ways to Approach, Manage and Beat Your IBS Problem. London: John Murray Learning, 2018.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Jenner, Paul. Beat Your Irritable Bowel Syndrome in Seven Simple Steps: Practical Ways to Approach, Manage and Beat Your IBS Problem. John Murray Learning, 2018.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.