หนังสือที่แต่งโดย Colm, Gerhard 5 Results

No.TitlePublished
1Integration of National Planning and Budgeting1968
2The Economy of the American people1967
3Economic Prospects, from Motivations and Methods in Development and Foreign Aid1964
4Certain Aspects of Planning as a Tool for Social and Economic Development1964
5The economy of the American people : Progress problems prospects1958