How workers become engineers in the U.S.S.R. /
Druzhinin, V.
How workers become engineers in the U.S.S.R. / V Druzhinin. - Moscow : Co-operative Pub. Society of Foreign Workers in the USSR, 1932. - 46 p. ; 16 cm. - 6(07)(47) (NLA) .
Working class--Soviet Union
6(07)(47) (NLA)
How workers become engineers in the U.S.S.R. / V Druzhinin. - Moscow : Co-operative Pub. Society of Foreign Workers in the USSR, 1932. - 46 p. ; 16 cm. - 6(07)(47) (NLA) .
Working class--Soviet Union
6(07)(47) (NLA)