Gaya APA

SANTOSA, P, B., DARWANTO, . (2015). Strategy for strengthening farmer groups by institutional strengthening . : Fak Ekonomi UMS.

Gaya MLA

SANTOSA, Purbayu, Budi., DARWANTO, . "Strategy for strengthening farmer groups by institutional strengthening". : Fak Ekonomi UMS, 2015. Artikel.