Taylor, K. (2011). Fifty ways to improve your telephoning and teleconferencing skills without too much effort. Orient Blackswan.
Chicago-tyylinen lähdeviittausTaylor, Ken. Fifty Ways to Improve Your Telephoning and Teleconferencing Skills Without Too Much Effort. Hyderabad: Orient Blackswan, 2011.
MLA-viiteTaylor, Ken. Fifty Ways to Improve Your Telephoning and Teleconferencing Skills Without Too Much Effort. Orient Blackswan, 2011.
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