APA aipamena

Business English for the 80's. (1980). Business English for the 80's. New Jersey: Prentice-Hall.

Chicago Style aipamena

Business English for the 80's. Business English for the 80's. New Jersey: Prentice-Hall, 1980.

MLA aipamena

Business English for the 80's. Business English for the 80's. New Jersey: Prentice-Hall, 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.