Systems approaches for agricultural development : proceedings of the International Symposium on Systems Approaches for Agricultural Development, 2-6 December 1991, Bangkok, Thailand /
ed. by Frits Penning de Vries, Paul Teng and Klaas Metselaar.
- Dordrecht, The Netherlands : Kluwer Academic Publishers, c1993.
- xii, 542 p. : ill. ; 24 cm.
- System approaches for sustainable agricultural development ; v.2 .