An Introduction to taxation / Ray M. Sommerfeld, Hershel M. Anderson, Horace R. Brock Sommerfeld, Ray M. Anderson, Hershel M. Brock, Horace R. Income tax Law and legislation United States. Taxation Law and legislation United States. 336.2 SOI Includes index. Vols. for 1969-<1972, 1977> prepared with H. M. Anderson and H. R. Brock. SERBIB/SERLOC merged record New York : Harcourt Brace Jovanovich, 1980. 1980. 1969 Text Collection xvi, in various pagins ; eng Introduction to taxation Introduction to taxation United States. United States.