Douglas, F. H., & Jeançon, J. A. (1939). Indian sand-painting: Tribes, technics ans uses (4th. printing.). Denver Art Museum.
Cita Chicago (17th ed.)Douglas, Frederic H., i Jean Allard Jeançon. Indian Sand-painting: Tribes, Technics Ans Uses. 4th. printing. Denver: Denver Art Museum, 1939.
Cita MLA (9th ed.)Douglas, Frederic H., i Jean Allard Jeançon. Indian Sand-painting: Tribes, Technics Ans Uses. 4th. printing. Denver Art Museum, 1939.