Lua APA (7ú heag.)

Lesikar, . R. V. (2015). Business Communication (13.). McGrawHill.

Lua i Stíl Chicago (17ú heag.)

Lesikar, Raymond V. Business Communication. 13. Chennai: McGrawHill, 2015.

Lua MLA (9ú heag.)

Lesikar, Raymond V. Business Communication. 13. McGrawHill, 2015.

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