FEBRIYANTI, V.; NOVITA, D. Effects of Using Flashcards to Teach Vocabulary in Public Schools in Sidoarjo, East Java: Pengaruh Penggunaan Flashcards Untuk Mengajar Kosakata di Sekolah Umum di Sidoarjo, Jawa Timur. Indonesian Journal of Education Methods Development, v. 18, n. 2, p. 10.21070/ijemd.v22i.735, 29 May 2023.