APA

(2009). SIRI masa perangkaan penting:vital statistics time series. Putrajaya: 7853.

Chicago

2009. SIRI masa perangkaan penting:vital statistics time series. Putrajaya: 7853.

Harvard

(2009). SIRI masa perangkaan penting:vital statistics time series. Putrajaya: 7853.

MLA

SIRI masa perangkaan penting:vital statistics time series. Putrajaya: 7853. 2009.