United States. Library of Congress. (1990). Library of Congress classification schedules combined with additions and changes through 1989: Class P, subclasses PJ-PK, oriental philology and literature. Gale Research.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Library of Congress. Library of Congress Classification Schedules Combined with Additions and Changes Through 1989: Class P, Subclasses PJ-PK, Oriental Philology and Literature. Detroit: Gale Research, 1990.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)United States. Library of Congress. Library of Congress Classification Schedules Combined with Additions and Changes Through 1989: Class P, Subclasses PJ-PK, Oriental Philology and Literature. Gale Research, 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.