ADRIAN, P. The Essence Of Services Marketing / Payne Adrian. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)ADRIAN, Payne. The Essence Of Services Marketing / Payne Adrian. Prentice Hall.
Lua MLA (8ú heag.)ADRIAN, Payne. The Essence Of Services Marketing / Payne Adrian. Prentice Hall.
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