Buku/Teks PHONOLOGY: The Sound of Long Vowels in Spelling (Create Your Voice Beautifully and Confidently). [s.l.] : Library Buku Penerbit KBM,2025. Disponível em: https://librarypenerbitkbm.science/index.php/buku/catalog/book/73. Acesso em: 2 oct. 2026.