^Fuchs, Emil, With Pencil, Brush, and Chisel: The life of an Artist, G.P. Putnam's Sons, New York, The Knickerbocker Press, 1925
^Quoted on Tate website: Retrieved 10 November 2013. Ronald Alley, Catalogue of the Tate Gallery's Collection of Modern Art other than Works by British Artists, Tate Gallery and Sotheby Parke-Bernet, London 1981, pp.227–8 "نسخة مؤرشفة". مؤرشف من الأصل في 2019-03-23. اطلع عليه بتاريخ 2019-04-24.{{استشهاد ويب}}: صيانة الاستشهاد: BOT: original URL status unknown (link)