Gaya APA

Widianto, B. (2011). The Political Economy of Social Protection Reforms in Indonesia (1). Jakarta: Sekretariat Wakil Presiden Republik Indonesia.

Gaya MLA

Widianto, Bambang. "The Political Economy of Social Protection Reforms in Indonesia". 1 Jakarta: Sekretariat Wakil Presiden Republik Indonesia, 2011. Hardcopy (Textbook).