APA Style
Widjajarso, B. (1987).
Sensus Ekonomi 1986: statistik pelayaran niaga, rakyat dan angkutan sungai berbadan hukum 1985, (Ocean Transport, Inland Waterway Transport, and Traditional Statistics, 1985 Incoporated Enterprises) (1).
Jakarta:
Biro Pusat Statistik.
MLA Style
Widjajarso, Bambang.
"Sensus Ekonomi 1986: statistik pelayaran niaga, rakyat dan angkutan sungai berbadan hukum 1985, (Ocean Transport, Inland Waterway Transport, and Traditional Statistics, 1985 Incoporated Enterprises)".
1
Jakarta:
Biro Pusat Statistik,
1987.
Text.