Cita APA

Riant Nugroho Dwidjowijato. (1998). Indonesia 2020. Jakarta: RBI Research.

Chicago Style Citation

Riant Nugroho Dwidjowijato. Indonesia 2020. Jakarta: RBI Research, 1998.

Cita MLA

Riant Nugroho Dwidjowijato. Indonesia 2020. Jakarta: RBI Research, 1998.