Gaya APA

DWI, D. et al (2015). Smart book sma 10, 11, 12 (Cet.1). SURABAYA: GENTA GROUP PRODUCTION.

Gaya MLA

DWI, DJUNAIDI. et al. "Smart book sma 10, 11, 12". Cet.1 SURABAYA: GENTA GROUP PRODUCTION, 2015. Text.