TY  - BOOK
AU  - Couger,J.Daniel
AU  - Shannon,Loren E.
TI  - FORTRAN IV: a programmed instruction approach 
T2  - Irwin-Dorsey information processing series
PY  - 1972///
CY  - Homewood, Ill.
PB  - Richard D. Irwin
KW  - FORTRAN IV (Computer program language)
KW  - Programmed instruction
ER  -