Westcott, T. (1876). Centennial portfolio: A souvenir of the International Exhibition at Philadelphia, comprising lithographic views of fifty of its principal buildings, with letter-press description. T. Hunter.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Westcott, Thompson. Centennial Portfolio: A Souvenir of the International Exhibition at Philadelphia, Comprising Lithographic Views of Fifty of Its Principal Buildings, with Letter-press Description. Philadelphia: T. Hunter, 1876.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Westcott, Thompson. Centennial Portfolio: A Souvenir of the International Exhibition at Philadelphia, Comprising Lithographic Views of Fifty of Its Principal Buildings, with Letter-press Description. T. Hunter, 1876.
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