TY  - BOOK
AU  - Aiyepeku Wilson A
TI  - International socioeoonomic information systems:  A   
T2  - International Development Research Centre Publication
U1  - X:(D6,9(B), M3 
PY  - 1983///
CY  - Ibadan
PB  - University of Ibadan        
KW  - Operations Rersearch Economics
ER  -