TY  - BOOK
AU  - Mesarovic M Ed.
AU  -  Pestel E Ed.
TI  - Multilevel ecomputer model of world development sy
T2  - International in stitute for applied systems analysis symposium proceedings
U1  - X:(D6,9(B), L4 
PY  - 1974///
CY  - Austria
PB  - Schlose Laxenburg         
KW  - Operations Rersearch Economics
ER  -