Ober, S. (2000). Contemporary business communication (3rd ed., Instructor's annotated ed.). Houghton Mifflin Co. ;Chennai :AIPD.
Čikaški stil citiranja (17. izdanje)Ober, Scot. Contemporary Business Communication. 3rd ed., Instructor's annotated ed. Boston: Houghton Mifflin Co. ;Chennai :AIPD, 2000.
MLA način citiranja (8. izdanje)Ober, Scot. Contemporary Business Communication. 3rd ed., Instructor's annotated ed. Houghton Mifflin Co. ;Chennai :AIPD, 2000.
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