Gaya APA

Indra, M, R. (1991). Bung Karno is The Sole Digger of Pancasila . Jakarta: Haji Masagung.

Gaya MLA

Indra, M., Ridhwan. "Bung Karno is The Sole Digger of Pancasila". Jakarta: Haji Masagung, 1991. Text.