On Point Advanced English (C1), Advanced English. Student's Book + audios and videos, Delta Publishing by Klett, Ernst Klett Sprachen GmbH,Language teaching and learning material and coursework,Language teaching and learning, DELTA, delta publishing, Englisch, English, General English,, On Point, Germany, en-GBhttps://www.klett-sprachen.deDELTA, delta publishing, Englisch, English, General English, [BLURB],[CITY],,books, ebooks, biblet, Book2look