Gaya APA

Kotler, Phillip, Hermawan Kartajaya, Iwan Setiawan. (2017). Marketing 4.0 Moving from Traditional to Digital . USA: John wiley & sons, Inc.

Gaya Chicago

Kotler, Phillip, Hermawan Kartajaya, Iwan Setiawan. Marketing 4.0 Moving from Traditional to Digital. USA: John wiley & sons, Inc, 2017. .

Gaya MLA

Kotler, Phillip, Hermawan Kartajaya, Iwan Setiawan. Marketing 4.0 Moving from Traditional to Digital. USA: John wiley & sons, Inc, 2017. .

Gaya Turabian

Kotler, Phillip, Hermawan Kartajaya, Iwan Setiawan. Marketing 4.0 Moving from Traditional to Digital. USA: John wiley & sons, Inc, 2017. .