Gaya APA

Supriyadi, D. (1991). Land evaluation study for small holders upland agricultural in Cikembar, Nyalindung and Jampang Tengah Sukabumi district, West Java, Indonesia . Cibinong: Bakosurtanal.

Gaya MLA

Supriyadi, Didi. "Land evaluation study for small holders upland agricultural in Cikembar, Nyalindung and Jampang Tengah Sukabumi district, West Java, Indonesia". Cibinong: Bakosurtanal, 1991. Text.