Citazione Stile APA (7a Edizione)

RIVERS, W. M. (1968). Teaching foreign-language skills. The University of Chicago Press.

Citazione stile Chigago Style (17a edizione)

RIVERS, Wilga M. Teaching Foreign-language Skills. Chicago: The University of Chicago Press, 1968.

Citatione MLA (9a ed.)

RIVERS, Wilga M. Teaching Foreign-language Skills. The University of Chicago Press, 1968.