TOUSLEY, R. D. Principles Of Marketing Rayburn Tousley. Macmilan.
Lua i Stíl Chicago (17ú heag.)TOUSLEY, Rayburn D. Principles Of Marketing Rayburn Tousley. Macmilan.
Lua MLA (8ú heag.)TOUSLEY, Rayburn D. Principles Of Marketing Rayburn Tousley. Macmilan.
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