Davidson, S. G. (1892). Discussion and results of oral work: A paper read before the Teachers' Association of the Pennsylvania Institution for the Deaf and Dumb. E. Stern.
Chicago-Zitierstil (17. Ausg.)Davidson, Samuel Gaston. Discussion and Results of Oral Work: A Paper Read Before the Teachers' Association of the Pennsylvania Institution for the Deaf and Dumb. Philadelphia: E. Stern, 1892.
MLA-Zitierstil (9. Ausg.)Davidson, Samuel Gaston. Discussion and Results of Oral Work: A Paper Read Before the Teachers' Association of the Pennsylvania Institution for the Deaf and Dumb. E. Stern, 1892.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.