Philadelphia Museum of Art. (1977). Gifts to mark a century: An exhibition celebrating the centennial of the Philadelphia Museum of Art, 18 February to 20 March, 1977, Philadelphia Museum of Art. The Museum.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philadelphia Museum of Art. Gifts to Mark a Century: An Exhibition Celebrating the Centennial of the Philadelphia Museum of Art, 18 February to 20 March, 1977, Philadelphia Museum of Art. Philadelphia: The Museum, 1977.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Philadelphia Museum of Art. Gifts to Mark a Century: An Exhibition Celebrating the Centennial of the Philadelphia Museum of Art, 18 February to 20 March, 1977, Philadelphia Museum of Art. The Museum, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.