TY  - BOOK
AU  - Cilliers,H.S.
AU  - Faul, M. A.
AU  - Rossouw, S.
AU  - Mans, K. N.
TI  - Selected questions and application Group statement
SN  - 0409103713 (pbk.)
PY  - 1988///
CY  - Durban
PB  - Butterworths
KW  - Intelligent tutoring systems
KW  - Computer-assisted instruction
ER  -