SERAYDARIAN, P. E. (1994). Writing for business results. Business One Irwin.
Lua i Stíl Chicago (17ú heag.)SERAYDARIAN, Patricia E. Writing for Business Results. Burr Ridge: Business One Irwin, 1994.
Lua MLA (9ú heag.)SERAYDARIAN, Patricia E. Writing for Business Results. Business One Irwin, 1994.
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