The Trachtenberg speed system of basic mathematics /

Antzeko izenburuak

• Introduction to modern mathematics /
  nork: McFarland, Dora
  Argitaratua: (1968)
• Finite mathematics : with applications in the social and management sciences /
  nork: Kattsoff, Louis Osgood, 1908-
  Argitaratua: (1965)
• The number systems and operations of arithmetic : an explanation of the fundamental principles of mathematics which underlie the understanding and use of arithmetic, designed for in-service training of elementary school teachers and pre-service training of elementary school teacher candidates /
  nork: Klose, Orval M.
  Argitaratua: (1966)
• Arithmetic for the modern age /
  nork: Bakst, Aaron
  Argitaratua: (1960)
• Arithmetic /
  nork: Steinhoff, Richard L.
  Argitaratua: (1978)