توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Ash, L. (1958). Subject collections: A guide to special book collections and subject emphases as reported by university, college, public and special libraries in the United States, the Territories, and Canada. Bowker.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Ash, Lee. Subject Collections: A Guide to Special Book Collections and Subject Emphases as Reported by University, College, Public and Special Libraries in the United States, the Territories, and Canada. New York: Bowker, 1958.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Ash, Lee. Subject Collections: A Guide to Special Book Collections and Subject Emphases as Reported by University, College, Public and Special Libraries in the United States, the Territories, and Canada. Bowker, 1958.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.