Tsichritzis, Dionysios C.
Data base management systems
Academic Press, 1977
 Buku Teks SO
Cardenas, Alfonso F.
Data base management systems
Allyn and Bacon, 1979
 Buku Teks SO
Kruglinski, David
Data base management systems
McGraw-Hill, 1983
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Data base management systems : proceedings of the SHARE Working Conference on Data Base Management Systems, Montreal, Canada, July 23-27, 1973
edited by Donald A. Jardine
North-Holland Publishing Company, 1974
 Buku Referensi
Neal, Shirley
Data base management systems in business
Prentice-Hall, 1986
 Buku Teks