توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Brass, W. (1975). Methods for estimating fertility and mortality from limted and defective data. University of North Carolina at Chapel Hill.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Brass, William. Methods for Estimating Fertility and Mortality from Limted and Defective Data. Chapel Hill, N.C: University of North Carolina at Chapel Hill, 1975.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Brass, William. Methods for Estimating Fertility and Mortality from Limted and Defective Data. University of North Carolina at Chapel Hill, 1975.