Gaya APA
Silalahi, I, V. et al
(2022).
Marketing Plan Theory and Case Study
(
Cetakan 1)
.
Yogyakarta:
Expert.
Gaya MLA
Silalahi, Ira, Valentina. et al.
"Marketing Plan Theory and Case Study".
Cetakan 1
Yogyakarta:
Expert,
2022.
.