| | Central Bank of Nigeria: Annual report And Statement Of Account For The Year Ended 31 Dec 1991 |
| | Central Bank of Nigeria: Annual Report And Statement Of Account For The Year Ended 31 Dec 1992 |
| | Central Bank of Nigeria: Economic And Financial Review. Vol.29, No.1, Mar 1991 |
| | Central Bank of Nigeria: Annual Report And Statement Of Account For The Year Ended 31 Dec 1997 |
| | Central Bank of Nigeria: Annual Report And The Statement Of Account For The Ended 31 Dec 1993 |
| | Central Bank of Nigeria: Monthly Report. Jan 1998 |
| | Nigerian Financial Review. Vol.5N0.1&2,1992 |
| | Central Bank of Nigeria: Economic And Financial Review. Vol.32, No.4, Dec 1994 |
| | Central Bank of Nigeria: Annual Report And Statement Of Account For The Year Ended 31 Dec 1998 |
| | Central Bank of Nigeria: Monthly Report, Feb 1992 |
| | Central Bank of Nigeria: Annual Report And Statement Of Account For The Year Ended 31 Dec 1990 |
| | Central Bank of Nigeria: Annual Report And Statement Of Account For Year Ended 31 Dec 2001 |
| | Central Bank of Nigeria Briefs, Jun 1995 |
| | Federal Republic Of Nigeria: Economic and statistical review 1996 |
| | Federal Republic of Nigeria: Economic and statistical review 1997 |