TY  - BOOK
AU  - Eastham,J.K.
TI  - Graphical economics
T2  - Management science series
AV  - HB171 .E22
U1  - 330.182 
PY  - 1960///]
CY  - London
PB  - English Universities Press
KW  - Economics, Mathematical
N1  - Includes bibliography
ER  -