Fletcher, A. M. (1992). Future challenges for national agricultural research: a policy dialogue: Proceedings of the International Conference Challenges and Opportunities for the NARS in the Year 2000: a Policy Dialogue ; Berlin, 12 - 18 January 1992. International Service for National Agricultural Research.
Chicago-Zitierstil (17. Ausg.)Fletcher, Alan M. Future Challenges for National Agricultural Research: A Policy Dialogue: Proceedings of the International Conference Challenges and Opportunities for the NARS in the Year 2000: A Policy Dialogue ; Berlin, 12 - 18 January 1992. The Hague: International Service for National Agricultural Research, 1992.
MLA-Zitierstil (9. Ausg.)Fletcher, Alan M. Future Challenges for National Agricultural Research: A Policy Dialogue: Proceedings of the International Conference Challenges and Opportunities for the NARS in the Year 2000: A Policy Dialogue ; Berlin, 12 - 18 January 1992. International Service for National Agricultural Research, 1992.