APA Style
Muljono, Ryan Kristo. (2018).
Digital marketing concept .
Jakarta:
Gramedia Pustaka Utama.
Chicago Style
Muljono, Ryan Kristo.
Digital marketing concept.
Jakarta:
Gramedia Pustaka Utama,
2018.
Text.
MLA Style
Muljono, Ryan Kristo.
Digital marketing concept.
Jakarta:
Gramedia Pustaka Utama,
2018.
Text.
Turabian Style
Muljono, Ryan Kristo.
Digital marketing concept.
Jakarta:
Gramedia Pustaka Utama,
2018.
Print.