Gaya APA
Lovelock, C., Wirtz, J. (2023).
Services Marketing : Manusia, Teknologi, Strategi (1).
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Lovelock, Christopher., Wirtz, Jochen.
"Services Marketing : Manusia, Teknologi, Strategi".
1
Jakarta:
Gramedia Pustaka Utama,
2023.
Teks.