- Corporate sponsorship[remove]4
- Correspondence4
- Training Support3
- Subsidies2
- Advertising1
- Bowers, John Z., 1913-1
- Congresses and conventions -- economics1
- Estes, E. Harvey (Edward Harvey), 1925-1
- Howard, D. Robert1
- Hutchinson, Bruce O.1
- Mau, James C.1
- Stead, Eugene A.1
- Upjohn Company1
- Woodhall, Barnes, 1905-1