Gaya APA
Silalahi, I, V. et al
(2022).
Marketing plan: Theory and Case study
(
cet 1)
.
Yogyakarta:
Expert.
Gaya MLA
Silalahi, Ira, Valentina. et al.
"Marketing plan: Theory and Case study".
cet 1
Yogyakarta:
Expert,
2022.
Text.