Abacha, S. (1998). 1998 budget address by the head of state, commander-in-chief of the armed forces of the federal republic of Nigeria, general. [s.n].
芝加哥风格引文Abacha, Sani. 1998 Budget Address by the Head of State, Commander-in-chief of the Armed Forces of the Federal Republic of Nigeria, General. [Abuja?]: [s.n], 1998.
MLA引文Abacha, Sani. 1998 Budget Address by the Head of State, Commander-in-chief of the Armed Forces of the Federal Republic of Nigeria, General. [s.n], 1998.
警告：这些引文格式不一定是100％准确.