TY  - BOOK
AU  - BURNS,HUGH (ED), PARLETT,JAMES W (ED), REDFIELD,CAROL LUCKHARDT (ED)
TI  - INTELLIGENT TUTORING SYSTEMS: EVOLUTIONS IN DESIGN
SN  - NCST
U1  - 1020 
PY  - 1991///
CY  - NEW JERSEY
PB  - LE
N1  - SC-34
ER  -