The Trachtenberg speed system of basic mathematics
Trachtenberg, Jakow1962
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Main title:
The Trachtenberg speed system of basic mathematics / translated and adapted by Ann Cutler and Rudolph McShane.
Imprint:
London : Souvenir, 1962, c1960.
Collation:
270p ; 23 cm.
Notes:
Originally published, New York , Doubleday, 1960.Translated from the German.
ISBN:
0285626787
Language:
Undetermined
BRN:
211619
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