TY  - BOOK
AU  - Pakistan-Swiss Potato Development Project
TI  - Potato seed systems Bhutan, Nepal, Pakistan : workshop held in Islamabad, Pakistan october 2-4,1994(annex 2 to the study on Potato seed systems)
PY  - 1994///
CY  - Islamabad
PB  - Pakistan-Swiss Potato Development Project
ER  -