Carroll, B. J., & Hall, P. J. Make your own language tests. A practical guide to writing language performance tests.
Citazione stile Chigago Style (17a edizione)Carroll, Brendan J., e Patrick J. Hall. Make Your Own Language Tests. A Practical Guide to Writing Language Performance Tests.
Citatione MLA (8a ed.)Carroll, Brendan J., e Patrick J. Hall. Make Your Own Language Tests. A Practical Guide to Writing Language Performance Tests.
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