APA

United States, . (1986). Tax administration: IRS' backlog of tax returns with tax shelter issues awaiting [settlement]. [Washington, D.C: .

Chicago

United States, . 1986. Tax administration: IRS' backlog of tax returns with tax shelter issues awaiting [settlement]. [Washington, D.C: .

Harvard

United States, . (1986). Tax administration: IRS' backlog of tax returns with tax shelter issues awaiting [settlement]. [Washington, D.C: .

MLA

United States, . Tax administration: IRS' backlog of tax returns with tax shelter issues awaiting [settlement]. [Washington, D.C: . 1986.