Gaya APA
Azizah, S, , N., Haryanto, T.
(2021).
Digital Marketing
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Purwokerto:
UMP Press.
Gaya MLA
Azizah, Siti, , Nur., Haryanto, Totok.
"Digital Marketing".
Purwokerto:
UMP Press,
2021.
Teks.