Kreyszig, Erwin
Introductory functional analysis with applications
John Wiley & Sons, 1978
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MacIver, Robert M.
Society : an introductory analysis
Holt, Rinehart and Winston, 1962
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MacIver, Robert M.
Society : an introductory analysis
Macmillan, 1953
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Samuelson, Paul Anthony, 1915-2009
Economics an introductory analysis
McGraw-Hill, 1985
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Dolciani, Mary P.
Modern introductory analysis
Houghton Mifflin, 1967
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