Popovich, D. (1977). A prescriptive behavioral checklist for the severely and profoundly retarded. Univ. Park Press.
Chicago-Zitierstil (17. Ausg.)Popovich, Dorothy. A Prescriptive Behavioral Checklist for the Severely and Profoundly Retarded. Baltimore [u.a.]: Univ. Park Press, 1977.
MLA-Zitierstil (9. Ausg.)Popovich, Dorothy. A Prescriptive Behavioral Checklist for the Severely and Profoundly Retarded. Univ. Park Press, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.