The Association of European Idea 's Friends supporting UNESCO proclamation of the year 2007 as a year of the Russian language, has published the book "Communication _ Language _ Comprehension", under the supervision of Mrs. Natalia Suponitskaya, responsible for the English and Russian sections whereas for the Greek one responsible was Mrs. Sonia Sihidou. Considering the dramatic unification of nowadays in the countries of European continent, Association strongly believes that communication has become the fundamental element for the pattern of the new conscience of cooperation, development and mutual comprehension among the countries. Continuously dramatic increase in business contacts among Western and Eastern European countries is the most solid example of the need for the use of specific technical language, which is presented in the book. To be more precise, this book targets on a wide reading book audience which has already got the basic knowledge of Greek, Russian and English languages. This companion could be used in circumstances such as international congresses, conferences, exhibitions in the sector of public relations, tourism, science, culture and athleticism as well as educational foundations performing translators and interpreters. "Communication - Language - Comprehension" is an anthology consisted of nearly 12.000 words, combinations of words and phrases which have been taken from original Greek, English and Russian bibliography, offering 33 different units.