Gaya APA
Digital Marketing Di Era 4.0. (2019).
Yogyakarta:
Penerbit Quadrant.
Gaya Chicago
Digital Marketing Di Era 4.0.
.
Yogyakarta:
Penerbit Quadrant,
2019.
Text.
Gaya MLA
Digital Marketing Di Era 4.0.
.
Yogyakarta:
Penerbit Quadrant,
2019.
Text.
Gaya Turabian
Digital Marketing Di Era 4.0.
Yogyakarta:
Penerbit Quadrant,
2019.
Print.