DATE C J. (1987). INTRODUCTION TO DATABASE SYSTEMS (3.). ADDISON-WESLEY.
Chicago-čujuhus (17. p.)DATE C J. INTRODUCTION TO DATABASE SYSTEMS. 3. CANADA: ADDISON-WESLEY, 1987.
MLA-čujuhus (9. p.)DATE C J. INTRODUCTION TO DATABASE SYSTEMS. 3. ADDISON-WESLEY, 1987.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.