HALLWARD JOHN. (2007). GIMME: THE HUMAN NATURE OF SUCCESSFUL MARKETING. JOHN WILEY & SONS, INC.
Lua i Stíl Chicago (17ú heag.)HALLWARD JOHN. GIMME: THE HUMAN NATURE OF SUCCESSFUL MARKETING. NEW YORK: JOHN WILEY & SONS, INC, 2007.
Lua MLA (9ú heag.)HALLWARD JOHN. GIMME: THE HUMAN NATURE OF SUCCESSFUL MARKETING. JOHN WILEY & SONS, INC, 2007.
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