ю ю щербан/YU YU  Shcherban <br/><br/>
научные основы обучения в техникумах/naunyye osnovy obucheniya v tekhnikumakh/scientific foundations of training in technical schools 

 - москва/moscow  высшая школа/graduate School  1976 
<br/><br/><label>Dewey Class. No.: </label>370 SHE/N