Gaya APA

Coggle, P., Schenke, H. (2014). Complete German + Digital Pen (Volume 1-4) Include CD (-). Jakarta: Kesaint Blanc.

Gaya MLA

Coggle, Paul., Schenke, Heiner. "Complete German + Digital Pen (Volume 1-4) Include CD". - Jakarta: Kesaint Blanc, 2014. Text.