MOHAMAD SALLEH ABDUL GHANI; HAFIDAH MOHD@MAASOM; RAVI RAMADAH; MOHD SYAZRIN MOHD SAKRI; SITI BADARIAH ISMI CHE BERAHIM; MOHD NAZRI HASHIM; NOOR AMIRAH HIDAYAH AZMI; INTAN SURAYA ZAINOL. PENGGUNAAN KAEDAH PENGGANDA PENANDA ARAS BAGI MENENTUKAN POPULASI PENGGUNA DADAH DI MALAYSIA. INTERNATIONAL JOURNAL OF EDUCATION, PSYCHOLOGY AND COUNSELLING (IJEPC), [S. l.], v. 8, n. 52, 2024. Disponível em: https://gaexcellence.com/ijepc/article/view/3709. Acesso em: 20 may. 2025.