Book in book and method for its production

摘要

The present invention relates to a printed product comprising a front side, a back side, a fold between and parallel to front and back, and at least one right and at least one left side, characterized in that the at least one right and the at least one left side respectively are provided with information that when open printed matter the at least one right side is to be considered correctly and the at least one left side is rotated along the axis parallel to the fold relative to the at least one side to be viewed correctly by 180 °.