KAVKA is a great store! It offers a big selection of art books, mostly by Czech publishers. A lot of the books are either bilingual or in English. There is also a gallery and the interior is amazing!
KAVKA bookstore is focused on the presentation and sale of art books and artworks from local artists. The owner is a personal friend of most of the artists who sell their art in her store. She can introduce you to Czech and international art, design and architecture of the 20th & 21st century.