TY  - BOOK
AU  - Burghes D N
AU  -  Wood A D
TI  - Mathematical models in the social management and l
T2  - Mathematics and its application series
U1  - X: (B), M0 
PY  - 1980///
CY  - Chiahester
PB  - Ellis Horwood         
KW  - Mathematics Economics
ER  -