IMPROVING INTERNALLY GENERATED REVENUE (IGR) OF SOUTH EASTERN STATES OF NIGERIA: AN EMPIRICAL REVIEW OF ABIA STATE admin Past, IJRFM, Volume 5-Issue 9-September-2015 Download File ONODUGO, IFEANYI CHRIS, DR. ONODUGO VINCENT, DR BENJAMIN A. AMUJIRI, ASOGWA, S. N., ANYADIKE, NKECHI