توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Harrower, H. R. (1921). Essays on the internal secretions, 1920: Comprising the winning contributions, with some others, to the first "Harrower prize essay contest.". The Harrower Laboratory.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Harrower, Henry R. Essays on the Internal Secretions, 1920: Comprising the Winning Contributions, with Some Others, to the First "Harrower Prize Essay Contest.". Glendale, Calif.: The Harrower Laboratory, 1921.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Harrower, Henry R. Essays on the Internal Secretions, 1920: Comprising the Winning Contributions, with Some Others, to the First "Harrower Prize Essay Contest.". The Harrower Laboratory, 1921.