Hicks, John R.
The Social framework : an introduction to economics
Oxford University Press, 1975
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Leftwich, Richard H.
A basic framework for economics
Business Publishing, 1984
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Cairncross, Alec
Introduction of economics
Butterworth, 1960
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Johnson, Alvin S.
Introduction to economics
Hearh & Co., 1911
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Morgan, Theodore
Introduction to economics
Prentice-Hall, 1950
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