01056nam--2200337---450-99000229369020331620090309105258.0000229369USA01000229369(ALEPH)000229369USA0100022936920041222d1974----km-y0itay0103----baengUSa|||||||001yyFinancial ratios and investment resultsand the principle of strategy before selection in portfolio managementDonald M. PetersonLexington, Mass.D. C. Heath and Co.1974XX, 182 p.24 cm20012001001-------2001PETERSON,Donald M.570676ITsalbcISBD990002293690203316658 PET 1 (IEP VIII 731)47166 E.C.IEP VIII00203178BKECOSIAV41020041222USA011103RSIAV59020090309USA011052Financial ratios and investment results1068105UNISA