توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Persson, A. (1997). Mastitis in sows: Clinical, bacteriological and cytological examinations in assessing udder health during early lactation and at weaning. Swedish Univ. of Agricultural Sciences (Sveriges lantbruksuniv.).

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Persson, Arne. Mastitis in Sows: Clinical, Bacteriological and Cytological Examinations in Assessing Udder Health During Early Lactation and at Weaning. Uppsala: Swedish Univ. of Agricultural Sciences (Sveriges lantbruksuniv.), 1997.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Persson, Arne. Mastitis in Sows: Clinical, Bacteriological and Cytological Examinations in Assessing Udder Health During Early Lactation and at Weaning. Swedish Univ. of Agricultural Sciences (Sveriges lantbruksuniv.), 1997.