May, P. (2015). First trainers: Six practice tests with answers (Second edition.). Cambridge, United Kingdom: Cambridge University Press.
Citación estilo ChicagoMay, Peter. First Trainers: Six Practice Tests With Answers. Second edition. Cambridge, United Kingdom: Cambridge University Press, 2015.
Cita MLAMay, Peter. First Trainers: Six Practice Tests With Answers. Second edition. Cambridge, United Kingdom: Cambridge University Press, 2015.
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