Tsvetkova, Milena. Reading as communication echo: Scientific model of the reader’s feedback research. Reviewers Prof. DSc Milko Petrov, Prof. DSc Lubomir Stoykov; Editor Karina Sabanova. – Saarbrücken, Germany: LAP Lambert Academic Publishing, 2017. – 120 p. **UDC (Universal Decimal Classification):** 002:004 02 Librarianship 16 Logic. Epistemology. Theory of Knowledge 004.072.2 Reading 316.77 Sociology of communication **DDC (Dewey Decimal Classification):** 002 The book 028 Reading & use of other information media 070 News media, journalism & publishing **LCC (Library of Congress Classification):** LB1049.9-1050.75 Reading (General) P87-96 Communication. Mass media Z1003-1003.5 Choice of books. Books and reading **State Rubricator of Scientific and Technical Information = ГРНТИ** 15.81.49 Psychology of reading 19.21 Mass communications. Mass media