A Multi-Index Reliability Examination of the ISPTEQ Instrument among Private Secondary School Teachers in Gusau, Zamfara State, Nigeria. foefujs [Internet]. 2026 May 31 [cited 2026 Jul. 25];3(2):120-33. Available from: https://js.foefugusau.com.ng/index.php/foefujs/article/view/428