APA aipamena

Robertson, J. (2002). Business communication/J.L Robertson. Golden Books Centre.

Chicago Style aipamena

Robertson, J.L. Business Communication/J.L Robertson. Golden Books Centre, 2002.

MLA aipamena

Robertson, J.L. Business Communication/J.L Robertson. Golden Books Centre, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.