University of Pennsylvania law review. Volume 116, 1967-68. University of Pennsylvania Law School.
استشهاد بنمط شيكاغوUniversity of Pennsylvania Law Review. Volume 116, 1967-68. Philadelphia: University of Pennsylvania Law School.
MLA استشهادUniversity of Pennsylvania Law Review. Volume 116, 1967-68. University of Pennsylvania Law School.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.