(1988). Income Text Procedure 1987 Tax Retures 1988 Tax Planning. South Westen Publishing Co.
Chicago-viite (17. p.)Income Text Procedure 1987 Tax Retures 1988 Tax Planning. South Westen Publishing Co, 1988.
MLA-viite (8. p.)Income Text Procedure 1987 Tax Retures 1988 Tax Planning. South Westen Publishing Co, 1988.
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