Francis, J. C. (1992). Schaum`s outline of theory and problems of investments. Mc graw hill.
Dyfyniad Arddull ChicagoFrancis, Jack Clark. Schaum`s Outline of Theory and Problems of Investments. New york: Mc graw hill, 1992.
Dyfyniad MLAFrancis, Jack Clark. Schaum`s Outline of Theory and Problems of Investments. Mc graw hill, 1992.
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