Singh, S. K. (2006). Database systems: Concepts, design and applications. Pearson Education.
Chicago-čujuhus (17. p.)Singh, S. K. Database Systems: Concepts, Design and Applications. New Delhi: Pearson Education, 2006.
MLA-čujuhus (9. p.)Singh, S. K. Database Systems: Concepts, Design and Applications. Pearson Education, 2006.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.