Tilbury, A., et al. English Unlimited. Cambridge: Cambridge Univ. Press, 2011 160 p. : ill. 978-0-521-73991-7.
Tilbury, A., et al. English Unlimited. Cambridge: Cambridge Univ. Press, 2011 160 p. : ill. 978-0-521-73991-7.
Tilbury, A., et al. (2011) English Unlimited, Cambridge: Cambridge Univ. Press 160 p. : ill. 978-0-521-73991-7.
Tilbury, A., & et al. (2011). English Unlimited. B2 : Upper Intermediate Coursebook with e-Portfolio with DVD-ROM. Cambridge: Cambridge Univ. Press, 160 p. : ill.
Tilbury A, et A. English Unlimited: B2 : Upper Intermediate Coursebook with e-Portfolio with DVD-ROM. Cambridge: Cambridge Univ. Press; 2011. p. 160 p. : ill. ISBN: 978-0-521-73991-7.