Gould-Marks, L. (1966). Management communication through audio-visual aids. Leonard Hill.
Čikaški stil citiranja (17. izdanje)Gould-Marks, Langton. Management Communication Through Audio-visual Aids. London: Leonard Hill, 1966.
MLA način citiranja (9. izdanje)Gould-Marks, Langton. Management Communication Through Audio-visual Aids. Leonard Hill, 1966.
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