Sprachman, P. (1995). Calligraphy, commerce, and spirit: An essay on the art of Dorothy Yung / by Paul Sprachman. Kenneth Coster.
Chicago-viite (17. p.)Sprachman, Paul. Calligraphy, Commerce, and Spirit: An Essay on the Art of Dorothy Yung / by Paul Sprachman. New Jersey: Kenneth Coster, 1995.
MLA-viite (8. p.)Sprachman, Paul. Calligraphy, Commerce, and Spirit: An Essay on the Art of Dorothy Yung / by Paul Sprachman. Kenneth Coster, 1995.
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