| http://www.w3.org/ns/prov#value | - Tax 11.97 are effective under the general sales tax law on and after September 1, 1969, except: (a) The provision in sub. (5) is effective January 1, 1980, for foreign publishers of books and/or periodicals other than catalogs and January 1, 1990, for all other foreign publishers, pursuant to 1989 Wis.
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