Levy, M., & Stockwell, G. (2006). Call dimensions: Options and issues in computer assisted language learning. L. Erbaum Associates.
Citazione stile Chigago Style (17a edizione)Levy, Mike, e Glenn Stockwell. Call Dimensions: Options and Issues in Computer Assisted Language Learning. Mahwah, N.J.: L. Erbaum Associates, 2006.
Citatione MLA (8a ed.)Levy, Mike, e Glenn Stockwell. Call Dimensions: Options and Issues in Computer Assisted Language Learning. L. Erbaum Associates, 2006.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.