APA-viite (7. p.)
Vettorel, P. (2015). New frontiers in teaching and learning English. Cambridge Scholars Publishing.
Chicago-viite (17. p.)
Vettorel, Paola. New Frontiers in Teaching and Learning English. Newcastle upon Tyne, England: Cambridge Scholars Publishing, 2015.
MLA-viite (9. p.)
Vettorel, Paola. New Frontiers in Teaching and Learning English. Cambridge Scholars Publishing, 2015.
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