APA aipamena

Elgin, S. (1995). Business Speak. McGraw Hill.

Chicago Style aipamena

Elgin, Suzette. Business Speak. NewYork: McGraw Hill, 1995.

MLA aipamena

Elgin, Suzette. Business Speak. McGraw Hill, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.