APA aipamena

Alexander, L. (1974). Developing skills: An integrated course for intermediate students : with exercices and key. Lond: Longman.

Chicago Style aipamena

Alexander, L.G. Developing Skills: An Integrated Course for Intermediate Students : With Exercices and Key. Lond: Longman, 1974.

MLA aipamena

Alexander, L.G. Developing Skills: An Integrated Course for Intermediate Students : With Exercices and Key. Lond: Longman, 1974.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.