Samuelson, P. A. (1947). Foundations of economic analysis. England: Harvard University.
Trích dẫn kiểu ChicagoSamuelson, Paul A. Foundations of Economic Analysis. England: Harvard University, 1947.
MLA citiranjeSamuelson, Paul A. Foundations of Economic Analysis. England: Harvard University, 1947.
Opozorilo: Ti citati niso vedno 100% točni.