Gaya APA
Lovelock, Christopher H.. (1991).
Services marketing (Ed.2).
America:
Prentice-Hall.
Gaya Chicago
Lovelock, Christopher H..
Services marketing.
Ed.2
America:
Prentice-Hall,
1991.
Text.
Gaya MLA
Lovelock, Christopher H..
Services marketing.
Ed.2
America:
Prentice-Hall,
1991.
Text.
Gaya Turabian
Lovelock, Christopher H..
Services marketing.
Ed.2
America:
Prentice-Hall,
1991.
Print.