TY  - BOOK
AU  - Attiyeh,Richard
AU  - Lumsden,Keith
AU  - Bach,George Leland
TI  - Macroeconomics: a programmed book 
PY  - 1970///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Macroeconomics
KW  - Programmed instruction
ER  -