Jurnal ekonomi

Departemen Koperasi. 1996. Law No25 year 1992. re. Cooperative Principals in
Indonesia. Departemen Koperasi Jakarta. , Presidential Instruction
Implementation Guide No.4 year 1984. re. Village Unit Cooperative Cultivation
and Development. Departemen Koperasi Jakarta. , Mandiri Village Unit
Cooperative Technical Guide Valuation System. Departemen Koperasi Jakarta.
Depkop dan PPK 1995. USP & KSP. Health Valuation Implementation Guide.
Jakarta. Didi, Atmadilaga.