Gaya APA
Nubika, Ibrahim. (2018).
Bitcoin .
yogyakarta:
Genesis Learning.
Gaya Chicago
Nubika, Ibrahim.
Bitcoin.
yogyakarta:
Genesis Learning,
2018.
Text.
Gaya MLA
Nubika, Ibrahim.
Bitcoin.
yogyakarta:
Genesis Learning,
2018.
Text.
Gaya Turabian
Nubika, Ibrahim.
Bitcoin.
yogyakarta:
Genesis Learning,
2018.
Print.