Stonier, Alfred W.
A textbook of economic theory
Longman Group Limited, 1980
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Boulding, Kenneth Ewart, 1910-1993
Economic analysis
Harper & Row, 1966
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Landauer, Carl
Contemporary economic systems, a comperative analysis
J. B. Lippincott, 1964
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Bower, Joseph L.
Simple economic tools for strategic analysis
Harvard Business School Press, 1972
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Livesey, Frank
A textbook of economics
Longman, 1989
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