Interest expense.
Series: Publication - Internal Revenue Service ; 545; Publication (United States. Internal Revenue Service) -- 545.
Publisher: Treasury Dept., Internal Revenue Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1979
Place of publication: Washington
Language: eng
Subjects: Income tax deductions for interest -- United States.
Notes: "For use in preparing 1979 returns."