Date, C. (1981). An Introduction to database systems (3rd ed.). Narosa.
Citación estilo ChicagoDate, C.J. An Introduction to Database Systems. 3rd ed. New Delhi: Narosa, 1981.
Cita MLADate, C.J. An Introduction to Database Systems. 3rd ed. Narosa, 1981.
Warning: These citations may not always be 100% accurate.