Brennan, L. (1993). The complete book of business etiquetie. Judy Piatkus.
Chicago-čujuhus (17. p.)Brennan, Lynne. The Complete Book of Business Etiquetie. London: Judy Piatkus, 1993.
MLA-čujuhus (9. p.)Brennan, Lynne. The Complete Book of Business Etiquetie. Judy Piatkus, 1993.
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