APA (7th ed.) Citation

-. (2015). Gatra Vol.XXI, No.02,15-21 (2015) + No.41,48 (2014). PT. Era Media Informasi.

Chicago Style (17th ed.) Citation

-. Gatra Vol.XXI, No.02,15-21 (2015) + No.41,48 (2014). PT. Era Media Informasi, 2015.

MLA (8th ed.) Citation

-. Gatra Vol.XXI, No.02,15-21 (2015) + No.41,48 (2014). PT. Era Media Informasi, 2015.

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