Gaya APA
Tilbury, Alex. ().
English unlimited B2 upper intermediate coursebook .
New York:
Cambridge University Press.
Gaya Chicago
Tilbury, Alex.
English unlimited B2 upper intermediate coursebook.
New York:
Cambridge University Press,
.
Text.
Gaya MLA
Tilbury, Alex.
English unlimited B2 upper intermediate coursebook.
New York:
Cambridge University Press,
.
Text.
Gaya Turabian
Tilbury, Alex.
English unlimited B2 upper intermediate coursebook.
New York:
Cambridge University Press,
.
Print.