Alewo, O.R., Usman, A.B. and Ayanigo, A.M. 2019. Causes of Youth Restiveness in Niger Delta Region of Nigeria: Implication of Violent Youth Behavior for National Unity and Sustainability. European Journal of Business and Management Research. 4, 4 (Aug. 2019). DOI:https://doi.org/10.24018/ejbmr.2019.4.4.86.