1. Studies in Innovation in Steel and Chemical Industries;Allen,1967
2. The Chemical Industry Goes Abroad;Araoz;Journal of Industrial Economics,1961
3. Pierre S. DuPont and the Making of the Modern Corporation;Chandler,1971
4. Transfer of Technology for Pharmaceutical Chemicals;Cilingiruglu,1975
5. Innovation and Foreign Investment Behavior of the U.S. Pharmaceutical Industry;Coleman,1975