O'Connor, N. (1963). Speech and thought in severe subnormality: An experimental study. Pergamon Press.
Chicago-Zitierstil (17. Ausg.)O'Connor, Neil. Speech and Thought in Severe Subnormality: An Experimental Study. Oxford [u.a.]: Pergamon Press, 1963.
MLA-Zitierstil (9. Ausg.)O'Connor, Neil. Speech and Thought in Severe Subnormality: An Experimental Study. Pergamon Press, 1963.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.