TY  - BOOK
AU  - de Vries, Friets Penning , ed.
AU  - Metselaar, Klaas, ed.
AU  - Teng, Paul, ed.
TI  - Systems approaches for agricultural development : proceedings of the International symposium on system approaches for agricultural development, 2-6 December 1991, Bangkok, Thailand
SN  - 9780792318804
PY  - 1993///
CY  - Dordrecht
PB  - Kluwer Academic Publishers
ER  -