Παραπομπή APA

Alexander, L. (1990). Developing Skills: An Integrated Course for Intermediate Students. London: Longman.

Παραπομπή Chicago Style

Alexander, L.G. Developing Skills: An Integrated Course for Intermediate Students. London: Longman, 1990.

Παραπομπή MLA

Alexander, L.G. Developing Skills: An Integrated Course for Intermediate Students. London: Longman, 1990.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.