APA Style
Putra, Indra Mahardika. (2018).
Business Model and Business Plan di Era 4.0 .
Yogyakarta:
quadrant.
Chicago Style
Putra, Indra Mahardika.
Business Model and Business Plan di Era 4.0.
Yogyakarta:
quadrant,
2018.
Text.
MLA Style
Putra, Indra Mahardika.
Business Model and Business Plan di Era 4.0.
Yogyakarta:
quadrant,
2018.
Text.
Turabian Style
Putra, Indra Mahardika.
Business Model and Business Plan di Era 4.0.
Yogyakarta:
quadrant,
2018.
Print.