Khusnul Khotimah, Utami Sri Hastuti, Ibrohim, Suhadi. (2021). The Development of a Microbiology Digital Handout Based on an Experimental Research to Improve Critical Thinking Skills. Annals of the Romanian Society for Cell Biology, 18239–18246. Retrieved from https://www.annalsofrscb.ro/index.php/journal/article/view/8046