Bingham, Robert C.
Economics concepts : a Programmed approach
McGraw-Hill Book Company, 1972
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Bingham, Robert C.
Economic concepts : a programmed approach
McGraw-Hill, 1969
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Bingham, Robert C.
Economics concepts a programmmed approach
McGraw-Hill, 1975
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Kazmier, Leonard J.
Management : a programmed approach with cases and applications
Tata McGraw-Hill, 1981
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Simpson, Peter
Basic concepts in organic chemistry : a programmed learning approach
Chapman and Hall, 1994
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