MCDANIEL CARL. (2002). MARKETING RESEARCH: THE IMPACT OF THE INTERNET WITH CD (5TH.). SOUTH-WESTERN COLLEGE PUBLISHING.
Lua i Stíl Chicago (17ú heag.)MCDANIEL CARL. MARKETING RESEARCH: THE IMPACT OF THE INTERNET WITH CD. 5TH. AUSTRALIA: SOUTH-WESTERN COLLEGE PUBLISHING, 2002.
Lua MLA (9ú heag.)MCDANIEL CARL. MARKETING RESEARCH: THE IMPACT OF THE INTERNET WITH CD. 5TH. SOUTH-WESTERN COLLEGE PUBLISHING, 2002.
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