9 Publications, namely, downloadable electronic publications in the nature of books, reports, brochures, training and instruction manuals in the fields of teaching, teachers, the teaching profession and education administration; publications, namely electronic publications, namely books, reports, brochures, training and instruction manuals featuring content related to teaching, teachers, the teaching profession, and education administration, which are recorded on optical, electronic and magnetic media, including [ compact discs, laser discs, ] CD ROMS, DVD's, [ DVD ROMS, ] video tapes, [ and audio or video cassettes ]