Issue 01/2013
![](http://genproedu.com/images/okladki/2013-01.jpg)
The printed version of General and Professional Education is the original version of the issued journal.
Jacek Jędryczkowski
pp. 10-19
Станислав В. Стародубченко
pp. 27-31
The printed version of General and Professional Education is the original version of the issued journal.