Proceedings of the 1974 ACM SIGFIDET (now SIGMOD) workshop on Data description, access and control: Data models: Data-structure-set versus relational. Association for Computing Machinery (ACM).
Dyfyniad Arddull ChicagoProceedings of the 1974 ACM SIGFIDET (now SIGMOD) Workshop on Data Description, Access and Control: Data Models: Data-structure-set Versus Relational. Association for Computing Machinery (ACM).
Dyfyniad MLAProceedings of the 1974 ACM SIGFIDET (now SIGMOD) Workshop on Data Description, Access and Control: Data Models: Data-structure-set Versus Relational. Association for Computing Machinery (ACM).
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.