Relational Database
- Abdullah Embong. 2000. Sistem pangkalan data. Tradisi Ilmu Sdn. Bhd.
- Paolo Atzeni … [et al.]. 2000. Database systems : concepts, languages & architectures [1]. McGraw- Hill. (TSDAS Digital Library : QA76.9 D3Dat)
- Thomas M. Connolly, Carolyn E. Begg. 2005. Database systems : a practical approach to design, implementation, and management [2]. Addison-Wesley. 2nd ed. (TSDAS Digital Library : QA76.9 D26Con)
- Salha Abdullah, Nazlia Omar. 2000. Sistem pangkalan data [3]. Sprint Print, Prentice Hall. (TSDAS Digital Library : QA76.9 D3Sala)
- Abraham Silberschatz, Henry F. Korth. 2002. Database system concepts [4]. McGraw-Hill. 3rd ed. (TSDAS Digital Library : QA76.9 D3Sil)