printed publications, namely, books, magazines, journals, pamphlets, encyclopedias sold in a series, all printed in reference materials, namely, encyclopedias sold in a series, all printed in the Spanish language and covering subjects of general interest, namely, the arts and sciences

printed publications, namely, books, magazines, journals, pamphlets, encyclopedias sold in a series, all printed in the Spanish language and covering subjects of general interest, namely, the arts and sciences