Cita APA (7th ed.)
MAY, W. (May 2004). XPath-logic and XPathLog: A logic-programming style XML data manipulation language. Theory and Practice of Logic Programming.
Cita Chicago (17th ed.)
MAY, WOLFGANG. "XPath-logic and XPathLog: A Logic-programming Style XML Data Manipulation Language." Theory and Practice of Logic Programming May 2004.
Cita MLA (9th ed.)
MAY, WOLFGANG. "XPath-logic and XPathLog: A Logic-programming Style XML Data Manipulation Language." Theory and Practice of Logic Programming, May 2004.
Atenció: Aquestes cites poden no estar 100% correctes.