APA (7th ed.) Citation

Supardi, B. (2009). Isi Perut Bumi. Remaja Rosdakarya.

Chicago Style (17th ed.) Citation

Supardi, Bahrudin. Isi Perut Bumi. Remaja Rosdakarya, 2009.

MLA (8th ed.) Citation

Supardi, Bahrudin. Isi Perut Bumi. Remaja Rosdakarya, 2009.

Warning: These citations may not always be 100% accurate.