Citazione Stile APA (7a Edizione)

(1972). Language in education: A source book (1a. ed.). Routledge and Kegan Paul.

Citazione stile Chigago Style (17a edizione)

Language in Education: A Source Book. 1a. ed. Londres: Routledge and Kegan Paul, 1972.

Citatione MLA (9a ed.)

Language in Education: A Source Book. 1a. ed. Routledge and Kegan Paul, 1972.