Gaya APA

Firmansyah, H. (2014). Advanced Learning: Economics 1 for Grade X Social Sciences Programme (Ed. 1; Cet. 1). Bandung: Grafindo Media Pratama.

Gaya MLA

Firmansyah, Herlan. "Advanced Learning: Economics 1 for Grade X Social Sciences Programme". Ed. 1; Cet. 1 Bandung: Grafindo Media Pratama, 2014. Text.