APA (7th ed.) Citation

Simanjuntak, H. Perbualan asas Indonesia. SAM Synergy Media.

Chicago Style (17th ed.) Citation

Simanjuntak, Herpinus. Perbualan Asas Indonesia. Kuala Lumpur: SAM Synergy Media.

MLA (9th ed.) Citation

Simanjuntak, Herpinus. Perbualan Asas Indonesia. SAM Synergy Media.

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