SIMPSON, D. (1975). General equilibrium analysis an introduction. Basil Blackwell.
Dyfyniad Arddull ChicagoSIMPSON, David. General Equilibrium Analysis an Introduction. London: Basil Blackwell, 1975.
Dyfyniad MLASIMPSON, David. General Equilibrium Analysis an Introduction. Basil Blackwell, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.