Cita APA (7th ed.)

Leon Alexis & Leon Mathews. (1999). Database Management Systems. Leon Press.

Cita Chicago (17th ed.)

Leon Alexis i Leon Mathews. Database Management Systems. Chennai: Leon Press, 1999.

Cita MLA (9th ed.)

Leon Alexis i Leon Mathews. Database Management Systems. Leon Press, 1999.