APA (7th ed.) Citation

Karnedi. (2014). Writing 4. Universitas Terbuka.

Chicago Style (17th ed.) Citation

Karnedi. Writing 4. Universitas Terbuka, 2014.

MLA (8th ed.) Citation

Karnedi. Writing 4. Universitas Terbuka, 2014.

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