SCHFIFFMAN, L. G. Consumer behavior#Leon G. Schiffman; Leslie Lazar Kanuk. Prentice-Hall International.
Lua i Stíl Chicago (17ú heag.)SCHFIFFMAN, Leon G. Consumer Behavior#Leon G. Schiffman; Leslie Lazar Kanuk. Prentice-Hall International.
Lua MLA (8ú heag.)SCHFIFFMAN, Leon G. Consumer Behavior#Leon G. Schiffman; Leslie Lazar Kanuk. Prentice-Hall International.
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