English 
Čeština 
Hry s kalkulačkou :
| Main Author: | Mrázek, Jan, 1941- |
|---|---|
| Other Authors: | Trojan, Petr, 1950- |
| Language: | Czech |
| Published: |
[Praha : Mladá fronta], 1982 |
| Physical Description: |
8 s. |
|
Book