APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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

Warning: These citations may not always be 100% accurate.