Arens, W. F., & Schaefer, D. H. (2007). Essentials of contemporary advertising. McGraw-Hill/Irwin.
Lua i Stíl Chicago (17ú heag.)Arens, William F., agus David H. Schaefer. Essentials of Contemporary Advertising. Boston: McGraw-Hill/Irwin, 2007.
Lua MLA (9ú heag.)Arens, William F., agus David H. Schaefer. Essentials of Contemporary Advertising. McGraw-Hill/Irwin, 2007.
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