کتاب های Rudolph Mcshane
![The Trachtenberg Speed System of Basic Mathematics](http://cdn.ketabkoo.com/covers/1/141898-n.jpg)
The Trachtenberg Speed System of Basic Mathematics
Jakow Trachtenberg, Rudolph McShane, Ann Cutler, Sam Sloan, 2011![The Trachtenberg Speed System of Basic Mathematics](http://cdn.ketabkoo.com/covers/1/141899-n.jpg)
The Trachtenberg Speed System of Basic Mathematics
Jakow Trachtenberg, Rudolph McShane, Ann Cutler, Sam Sloan, 2011![The Trachtenberg Speed System of Basic Mathematics](http://cdn.ketabkoo.com/covers/14/1445657-n.jpg)