Gaya APA

ARDHI, R. (2017). Instant Marketinf For Busy People (Cet 1). Jakarta: Esensi Erlangga Group.

Gaya MLA

ARDHI, Ridwansyah. "Instant Marketinf For Busy People". Cet 1 Jakarta: Esensi Erlangga Group, 2017. Non Fiction.