Redesigning ManufacturingM. Beverland, B. Nielsen, V. Pryce, Ellen Hellmann · First published 2015Open the Tome
Race relations in South Africa, 1929-1979Ellen Hellmann, Henry Lever · First published 1980Open the Tome
The South African Institute of Race Relations, 1929-1979Ellen Hellmann · First published 1979Open the Tome
The effects of industrialization on social structure and family lifeEllen Hellmann · First published 1968Open the Tome
