APA aipamena

(2006). POLICIES of the federal republic of Nigeria: The obasanjo years (1999-2007). Joyce Graphics Publishers.

Chicago Style aipamena

POLICIES of the Federal Republic of Nigeria: The Obasanjo Years (1999-2007). Joyce Graphics Publishers, 2006.

MLA aipamena

POLICIES of the Federal Republic of Nigeria: The Obasanjo Years (1999-2007). Joyce Graphics Publishers, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.