GUPTA S S. (2002). SERVICE TAX: HOW TO MEET YOUR OBLIGATIONS. TAXMANN ALLIED SER.
Lua i Stíl Chicago (17ú heag.)GUPTA S S. SERVICE TAX: HOW TO MEET YOUR OBLIGATIONS. NEW DELHI: TAXMANN ALLIED SER, 2002.
Lua MLA (9ú heag.)GUPTA S S. SERVICE TAX: HOW TO MEET YOUR OBLIGATIONS. TAXMANN ALLIED SER, 2002.
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