Vance, A. P. (1973). Modern algebra and trigonometry. Reading, Massachusetts: Addison-Wesley.
Dyfyniad Arddull ChicagoVance, Albridge P. Modern Algebra and Trigonometry. Reading, Massachusetts: Addison-Wesley, 1973.
Dyfyniad MLAVance, Albridge P. Modern Algebra and Trigonometry. Reading, Massachusetts: Addison-Wesley, 1973.
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