Adnyana MAD, Parmiti DP. The Validity of Pop-up Book Media at Changing the Form of Objects Topic. International j.of Elementary Education [Internet]. 2020 Jul. 23 [cited 2024 May 6];4(2):145-52. Available from: https://ejournal.undiksha.ac.id/index.php/IJEE/article/view/24968