@article{gambari2014, title={Improving Secondary School Students' Achievement and Retention in Biology Through Video-Based Multimedia Instruction}, author={Amosa Isiaka Gambari and Akawo Angwal Yaki and Eli S. Gana and Queen Eguono Ughovwa}, year={2014}, journal={InSight A Journal of Scholarly Teaching}, doi={10.46504/09201407ga}, url={https://doi.org/10.46504/09201407ga} }