Gabriel, A. L. (1976). The Ambrosiana Collection at the University of Notre Dame: The Frank M. Folsom Ambrosiana Microfilm and Photographic Collection, a project of the Samuel H. Kress Foundation : an exhibition of selected manuscript leaves and miniatures from the 9th to the 16th century, master drawings from the 15th to the 17th century, a photographic documentation : catalogue. Sears Bank and Trust Co..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Gabriel, Astrik L. The Ambrosiana Collection at the University of Notre Dame: The Frank M. Folsom Ambrosiana Microfilm and Photographic Collection, a Project of the Samuel H. Kress Foundation : An Exhibition of Selected Manuscript Leaves and Miniatures from the 9th to the 16th Century, Master Drawings from the 15th to the 17th Century, a Photographic Documentation : Catalogue. [Chicago]: Sears Bank and Trust Co., 1976.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Gabriel, Astrik L. The Ambrosiana Collection at the University of Notre Dame: The Frank M. Folsom Ambrosiana Microfilm and Photographic Collection, a Project of the Samuel H. Kress Foundation : An Exhibition of Selected Manuscript Leaves and Miniatures from the 9th to the 16th Century, Master Drawings from the 15th to the 17th Century, a Photographic Documentation : Catalogue. Sears Bank and Trust Co., 1976.