Manullang, T. I. B., Rakhmat, C., Haerudun, D., Rochyadi, E., Nandyanto, A. B. D., Muspita, R., & Sumiroh, E. (2020). Teaching Photochemical using Hydrillia Verticillata to Students with Intellectual Disabilities. International Journal of Psychosocial Rehabilitation, 24(8), 3640-3657. https://doi.org/10.61841/9cw72d83