Kahn, C. Harry (Charles Harry), 1921- Business and professional income under the personal income tax / by C. Harry Kahn - Princeton, N.J. : Princeton University Press, 1964 - 188 p. : diagrs., tables. ; 24 cm. - National Bureau of Economic Research. Fiscal studies, 8 . Bibliographical footnotes Subjects--Topical Terms: Income--United StatesIncome tax--United States