Dyfyniad APA

(1991). The problem of incomplete information in relational databases / G. Grahne.

Dyfyniad Arddull Chicago

The Problem of Incomplete Information in Relational Databases / G. Grahne. 1991.

Dyfyniad MLA

The Problem of Incomplete Information in Relational Databases / G. Grahne. 1991.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.