توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Hawkins, R. R. (1950). Scientific, medical, and technical books published in the United States of America, 1945-48: A selected list of titles in print, with annotations. Supplement.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Hawkins, Reginald Robert. Scientific, Medical, and Technical Books Published in the United States of America, 1945-48: A Selected List of Titles in Print, with Annotations. Supplement. Washington, D.C, 1950.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Hawkins, Reginald Robert. Scientific, Medical, and Technical Books Published in the United States of America, 1945-48: A Selected List of Titles in Print, with Annotations. Supplement. 1950.