Polytechnical education in the USSR / 
edited by S.G. Shapovalenko. 
 - Paris :  UNESCO,  1963. 
 - 433 p. ;  il. 
 - Monographs on education ;  3. .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>377 (47+57) =20 1963POL No.3.