Hepner, H. W. (1955). Modern marketing: Dynamics and management. Mc GRaw- Hill Book Company Inc.
Chicago Style aipamenaHepner, Harry Walker. Modern Marketing: Dynamics and Management. USA: Mc GRaw- Hill Book Company Inc, 1955.
MLA aipamenaHepner, Harry Walker. Modern Marketing: Dynamics and Management. Mc GRaw- Hill Book Company Inc, 1955.
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