Gaya APA
Statistik, B, P. (19).
Statistik Indonesia : Statistical year book of Indonesia 1997 .
Jakarta:
Badan Pusat Statistik.
Gaya MLA
Statistik, Badan, Pusat.
"Statistik Indonesia : Statistical year book of Indonesia 1997".
Jakarta:
Badan Pusat Statistik,
19.
Book.