Cundiff, E. W. (1964). Basic Marketing Concepts, Environment And Decisions Edward W. Cundiff And Richard R. Still. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Cundiff, Edward W. Basic Marketing Concepts, Environment And Decisions Edward W. Cundiff And Richard R. Still. Prentice-Hall, 1964.
Lua MLA (8ú heag.)Cundiff, Edward W. Basic Marketing Concepts, Environment And Decisions Edward W. Cundiff And Richard R. Still. Prentice-Hall, 1964.
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