APA aipamena

Jordan,R.R. (1990). Academic writing course (new edition.). UK: Nelson.

Chicago Style aipamena

Jordan,R.R. Academic Writing Course. new edition. UK: Nelson, 1990.

MLA aipamena

Jordan,R.R. Academic Writing Course. new edition. UK: Nelson, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.