Kingsley Obika Ebuka และ Emmanuel Nweke Okafor. (2022) Voters' Preferences during the 2011 General Election in Nigeria: A Study of Oyi Local Government Area of Anambra State. International Program in Business Administration (IBBA) International College, Siam University:ม.ป.ท.Kingsley Obika Ebuka และ Emmanuel Nweke Okafor. 2022. Voters' Preferences during the 2011 General Election in Nigeria: A Study of Oyi Local Government Area of Anambra State. ม.ป.ท.:International Program in Business Administration (IBBA) International College, Siam University;Kingsley Obika Ebuka และ Emmanuel Nweke Okafor. Voters' Preferences during the 2011 General Election in Nigeria: A Study of Oyi Local Government Area of Anambra State. ม.ป.ท.:International Program in Business Administration (IBBA) International College, Siam University, 2022. Print.