Citazione APA

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

Stile di citazione Chicago

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

Citazione MLA

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

Attenzione: Queste citazioni potrebbero non essere precise al 100%.