| CGR27 | Governance and management of the CGIAR Centers | Ozgediz, Selcuk | 1991/10 |
| CGR26 | International agricultural research : a database of networks | Plucknett, Donald L.; Smith, Nigel J. H.; Ozgediz, Selcuk | 1990/10 |
| CGR25 | Plant quarantine and the international transfer of germplasm | Plucknett, Donald L.; Smith, Nigel J.H. | 1988/09 |