Gaya APA

7 Wonders Marketing. (2013). : Medpress.

Gaya Chicago

7 Wonders Marketing. 1. : Medpress, 2013. Non Fiksi.

Gaya MLA

7 Wonders Marketing. 1. : Medpress, 2013. Non Fiksi.

Gaya Turabian

7 Wonders Marketing. : Medpress, 2013. Non Fiksi.