Philadelphia Museum of Art. (1976). Philadelphia, three centuries of american art: Bicentennial exhibition, april 11-october 10, 1976. Philadelphia Museum of Art.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philadelphia Museum of Art. Philadelphia, Three Centuries of American Art: Bicentennial Exhibition, April 11-october 10, 1976. Philadelphia: Philadelphia Museum of Art, 1976.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philadelphia Museum of Art. Philadelphia, Three Centuries of American Art: Bicentennial Exhibition, April 11-october 10, 1976. Philadelphia Museum of Art, 1976.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.