APA Citation

Nigeria. Federal Inland Revenue Service., ProQuest (Firm), & Okauru, I. O. (2012). FIRS handbook on reforms in the tax system (2004-2011). Ibadan, Nigeria: Safari Books.

Chicago Style Citation

Nigeria. Federal Inland Revenue Service., ProQuest (Firm), and Ifueko Omoigui Okauru. FIRS Handbook On Reforms in the Tax System (2004-2011). Ibadan, Nigeria: Safari Books, 2012.

MLA Citation

Nigeria. Federal Inland Revenue Service., ProQuest (Firm), and Ifueko Omoigui Okauru. FIRS Handbook On Reforms in the Tax System (2004-2011). Ibadan, Nigeria: Safari Books, 2012.

Warning: These citations may not always be 100% accurate.