Quintana, J. J. (2007). PET. Practice tests: Learner-friendly testing with explanatory key. University Press.
Chicago-стиль цитированияQuintana, J. Jenny. PET. Practice Tests: Learner-friendly Testing with Explanatory Key. Oxford: University Press, 2007.
MLA-цитированиеQuintana, J. Jenny. PET. Practice Tests: Learner-friendly Testing with Explanatory Key. University Press, 2007.
Предупреждение: эти цитирования не могут быть точны на 100%.
