TY  - BOOK
AU  - Bung Klaus
TI  - Towards a theory of programmed lanugage instruction
T2  - Janua linguarum : Studia memoriae Nicolai Van Wijk dedicata , ed by C H Van Schooneveld
U1  - Py1, L3 (PD) 
PY  - 1973///
CY  - Hague
PB  - Mouton       
KW  - LINGUISTICS
N1  - Appendix 76-92p (I-II); Bib 93-99p
ER  -