توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Hospital Research and Educational Trust, Foster, R. W., & Phillip, P. J. (1976). The Nature of hospital costs: Three studies. Hospital Research and Educational Trust.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Hospital Research and Educational Trust, Richard W. Foster, و P. Joseph Phillip. The Nature of Hospital Costs: Three Studies. Chicago: Hospital Research and Educational Trust, 1976.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Hospital Research and Educational Trust, et al. The Nature of Hospital Costs: Three Studies. Hospital Research and Educational Trust, 1976.