Welling, D. S. (1851). Information for the people: Or, The asylums of Ohio with miscellaneous observations on health, diet and morals, and the causes, symptoms and proper treatment of nervous diseases and insanity. Parkin.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Welling, D. S. Information for the People: Or, The Asylums of Ohio with Miscellaneous Observations on Health, Diet and Morals, and the Causes, Symptoms and Proper Treatment of Nervous Diseases and Insanity. Pittsburgh: Parkin, 1851.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Welling, D. S. Information for the People: Or, The Asylums of Ohio with Miscellaneous Observations on Health, Diet and Morals, and the Causes, Symptoms and Proper Treatment of Nervous Diseases and Insanity. Parkin, 1851.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.