Gaya APA
PUTRA, I, M.
(2021).
BUSINESS MODEL AND BUSINESS PLAN DI ERA 4.0
(
CET.2)
.
Yogyakarta:
QUADRANT.
Gaya MLA
PUTRA, INDRA, MAHARDIKA.
"BUSINESS MODEL AND BUSINESS PLAN DI ERA 4.0".
CET.2
Yogyakarta:
QUADRANT,
2021.
Textbook.