Lewis, J. P. (1965). An introduction to mathematics for student of economics. Macmillan.
Dyfyniad Arddull ChicagoLewis, J. Parry. An Introduction to Mathematics for Student of Economics. London: Macmillan, 1965.
Dyfyniad MLALewis, J. Parry. An Introduction to Mathematics for Student of Economics. Macmillan, 1965.
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