Citazione Stile APA (7a Edizione)

Cramer, R. L. (1986). Language: Skills and use (2nd.ed.). Scott, Foresman and Co..

Citazione stile Chigago Style (17a edizione)

Cramer, Ronald L. Language: Skills and Use. 2nd.ed. Glenview: Scott, Foresman and Co., 1986.

Citatione MLA (9a ed.)

Cramer, Ronald L. Language: Skills and Use. 2nd.ed. Scott, Foresman and Co., 1986.