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