Allwell Sunny Njigwum, Dr. Ibiene T. Longjohn. Junior Secondary Basic Science performance as Predictor of Senior Secondary Biology performance in Public Secondary Schools In Portharcourt Metropolis. AJB-SDR [Internet]. 2019 Feb. 1 [cited 2024 Oct. 8];1(1). Available from: https://ojs.abreap.org/index.php/journal/article/view/13