“Study habits, locus of control and gender as determinants of academic achievement of students with hearing impairment in two south-western states, Nigeria: Study habits, locus of control and gender as determinants of academic achievement of students with hearing impairment in two south-western states, Nigeria”, GJE, vol. 4, pp. 60–76, Dec. 2017, doi: 10.47963/gje.v4i.493.