Gaya APA

Jakarta, B, P, S. ([s.n.]). Rata-rata upah pekerja perkebunan 1991-1993 = Average wage of estate workers 1991-1993 . : Jakarta.

Gaya MLA

Jakarta, BIRO, Pusat, Statistik,. "Rata-rata upah pekerja perkebunan 1991-1993 = Average wage of estate workers 1991-1993". : Jakarta, [s.n.]. Buku.