APA (7th ed.) Citation

Sarumpaet, R. (1996). Etika bergaul. Indonesia Publ. House.

Chicago Style (17th ed.) Citation

Sarumpaet, R.I. Etika Bergaul. Indonesia Publ. House, 1996.

MLA (8th ed.) Citation

Sarumpaet, R.I. Etika Bergaul. Indonesia Publ. House, 1996.

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