Allen, A. M., Card, B., Copeland, J. L., Goodfellow, R. C., & Kilduff, E. J. (1939). Manual for Ediphone voice writing and integrated studies. South-western Publishing Co..
Chicago-Zitierstil (17. Ausg.)Allen, Anna May, Bert Card, John L. Copeland, Raymond Charles Goodfellow, und Edward Jones Kilduff. Manual for Ediphone Voice Writing and Integrated Studies. [S.l.]: South-western Publishing Co., 1939.
MLA-Zitierstil (8. Ausg.)Allen, Anna May, et al. Manual for Ediphone Voice Writing and Integrated Studies. South-western Publishing Co., 1939.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.