00522naa#a2200169#i#4500001002100000005001700021011001400038100004100052101000800093102000700101200011800108210005100226215001000277608002700287700002300314856001500337EN\INFRA-M\bibl\385320251215014233.1##a2306-1731##a20140910b2014####ek#y0engy0150####ca0#aRUS##aRU1#aProspects of Polytechnic Principle of Learning in Technological Training of Pupils of 5-7 GradeseJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2014##a2 с.##aJournal article2local#1aTerentyevgSergey 4#anaukaru.ru