TY  - BOOK
AU  - Proceedings of the IFIP TC -2 Working conference on programming techniques (1972
AU  - Turski, W.M., ed.
TI  - Programming teaching techniques
SN  - 0 7204 2096 2
U1  - 001.64206 
PY  - 1973///
CY  - Amsterdam
PB  - North-Holland
ER  -