Vicki Hollett. (1996). Business objectives (Student's Book). Oxford: Oxford Univ. Press.
Chicago Style aipamenaVicki Hollett. Business Objectives (Student's Book). Oxford: Oxford Univ. Press, 1996.
MLA aipamenaVicki Hollett. Business Objectives (Student's Book). Oxford: Oxford Univ. Press, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.