Upstream Proficiency is a modular secondary-level course for learners of the English language at CEF C2 level. The series combines active English learning with a variety of lively topics presented in themed units. Key Features theme-based units from a wide variety of sources in five... дальше
1 407 руб.
в наличии*; ориентировочная дата отгрузки: 30.05.2018 (Ср.)