APA-referens

Leon, A., & Leon, M. (1999). Database management systems (1.). Leon Vikas.

Chicago-stil citat

Leon, Alexis, och Mathews Leon. Database Management Systems. 1. Chennai: Leon Vikas, 1999.

MLA-referens

Leon, Alexis, och Mathews Leon. Database Management Systems. 1. Leon Vikas, 1999.