The Trachtenberg speed system of basic Mathematics /

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Dades bibliogràfiques
Altres autors: cutler, Ann (Traductor), Mcshane, Rudolph (Traductor)
Format: Printed Book
Idioma:English
Publicat: New Delhi : Rupa & Co, 1997
Matèries:
Arithmetic
Mathematics
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The Trachten berg speed system of basic mathematics/
per Cutter, Ann
Publicat 1998
Printed Book
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