TY  - BOOK
AU  - Chilver, A.S.
AU  - Koswara, A.
AU  - Rachmanunddin, D.
TI  - Economics viability of true potato seed (TPS) in Indonesia
T2  - (Social science department working paper series; no. 1994-1)
PY  - 1994///
CY  - Lima
PB  - International Potato Center
ER  -