TY  - BOOK
AU  - Dahl O J
AU  - Dijkstra E W
TI  - Structured programming
SN  - 0-12-200550-3
U1  - 005.113 
PY  - 1972///
CY  - N Y
PB  - Academic Press
KW  - Computer science
KW  - Structered programming
ER  -