Arithmetic : concepts and skills / Charles F. Brumfiel... (et al.)
Addison-Wesley, 1963
Buku Teks SO
Carman, Robert A.
Basic mathematical skills: a guided approach
John Wiley & Sons, 1981
Buku Teks SO
Ralph Crouch
Preparatory mathematics for elementary teachers/ by Ralph Crouch, George Baldwin and Robert J. Wisner.
J. Wiley , 1965
Buku Teks
The Trachtenberg speed system of basic mathematics
translated and adapted by Ann Cutler and Rudolph McShane
Doubleday, 1962
Buku Teks SO
Finite mathematical structures / John G. Kemeny... [et.al].Hazleson Mirkil
Maruzen Comp. , 1960
Buku Teks