Becker, William E.
A complement to choice an introduction to economics
Prentice-Hall, 1971
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Gwartney, James D.
Economics private and public choice
The Reyden Press, 2000
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Boulding, Kenneth Ewart, 1910-1993
Economics as a science
Tata McGraw-Hill, 1970
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Kohler, Heinz
Economics : the science of scarcity
Dryden Press, 1970
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Gwartney, James D.
Economics Private and public choice / James D. Gwartney, Richard L. Stroup
FL. The Dryden Press, 1995
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