Rice, R. S. (1971). Problems and materials in Federal income taxation (2nd ed.). West Pub. Co.
Cita Chicago (17th ed.)Rice, Ralph S. Problems and Materials in Federal Income Taxation. 2nd ed. St. Paul, Minn: West Pub. Co, 1971.
Cita MLA (9th ed.)Rice, Ralph S. Problems and Materials in Federal Income Taxation. 2nd ed. West Pub. Co, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.