PBS

[REFERENCE BOOKS, MAGAZINES, BOOKS] * program guides, catalogs, [catalogs featuring pre-recorded videocassettes; printed instructional and teaching material;] and companion books to television programs, in the fields of science, medicine, nature, health, health care, business, finance, geography, travel, mathematics, humanities, history, social sciences, education, economics, computers and technology, news, public affairs, art and culture, home maintenance, sports, culinary arts, gardening, antiques, and how-to [ and vocational information ] *