TY  - BOOK
AU  - Taber, Julian I. / Glaser, Robert / Schaefer, Halmuth H.
TI  - Learning & Programmed Instruction
SN  - NULL
U1  - 153.1 
CY  - London
PB  - Addision Wesley Longman
KW  - -
N1  - 499
ER  -