TY - BOOK AU - Marshall, Don C. TI - Programmed guide to tax research / Don C.MaRed Sporthall, Kevin M. Misiewicz, James E. Parker SN - 0534917402 U1 - 343.7304 MAR CY - Boston, Mass. : PWS-Kent Pub. Co., c1989. KW - Taxation -- Law and legislation -- United States-- Legal research -- Programmed instruction ER -