Sprachman, P. (1995). Calligraphy, commerce, and spirit: An essay on the art of Dorothy Yung / by Paul Sprachman. Kenneth Coster.
Chicago-referens (17:e uppl.)Sprachman, Paul. Calligraphy, Commerce, and Spirit: An Essay on the Art of Dorothy Yung / by Paul Sprachman. New Jersey: Kenneth Coster, 1995.
MLA-referens (8:e uppl.)Sprachman, Paul. Calligraphy, Commerce, and Spirit: An Essay on the Art of Dorothy Yung / by Paul Sprachman. Kenneth Coster, 1995.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.