Gaya APA
Wirtz, Jochen. (2018).
ESSENTIALS OF SERVICES MARKETING 3rd EDITION .
England:
pearson education limited.
Gaya Chicago
Wirtz, Jochen.
ESSENTIALS OF SERVICES MARKETING 3rd EDITION.
England:
pearson education limited,
2018.
Text.
Gaya MLA
Wirtz, Jochen.
ESSENTIALS OF SERVICES MARKETING 3rd EDITION.
England:
pearson education limited,
2018.
Text.
Gaya Turabian
Wirtz, Jochen.
ESSENTIALS OF SERVICES MARKETING 3rd EDITION.
England:
pearson education limited,
2018.
Print.