Citazione Stile APA (7a Edizione)

Strevens, P. (1964). The practical study of languages: A guide for teachers and learners (1a. ed.). Oxford University Press.

Citazione stile Chigago Style (17a edizione)

Strevens, Peter. The Practical Study of Languages: A Guide for Teachers and Learners. 1a. ed. Londres: Oxford University Press, 1964.

Citatione MLA (9a ed.)

Strevens, Peter. The Practical Study of Languages: A Guide for Teachers and Learners. 1a. ed. Oxford University Press, 1964.