Bundala, Ntogwa Ng’habi. “Do Tanzanian Companies Practice Pecking Order Theory, Agency Cost Theory or Trade-Off Theory? An Empirical Study in Tanzanian Listed Companies”. International Journal of Economics and Financial Issues, vol. 2, no. 4, Aug. 2012, pp. 401-22, https://econjournals.com.tr/index.php/ijefi/article/view/286.