TY  - GEN
AU  - Ryan, W.J.L.
TI  - Price theory
SN  - 0333929039
U1  - 338.5201 
PY  - 1958///
CY  - New Delhi
PB  - Macmillan
KW  - Productions
KW  - Theory
KW  - Price
KW  - General production economics
ER  -