MD. FAUZI AHMAD @ MOHAMAD. BASIC STATISTICAL ANALYSIS: STEP BY STEP USING SPSS. [s.l.] : Penerbit UTHM,2016. Disponível em: https://publisher.uthm.edu.my/omp/index.php/penerbituthm/catalog/book/169.. Acesso em: 1 jul. 2024.