Allen, Christopher S.
Introduction to relational databases and SQL programming
McGraw-Hill, 2004
Buku Teks
Lacy-Thomson, Tany
INFORMIX-SQL : a tutorial and reference / Tony Lacy-Thompson
Prentice-Hall, 1991
Buku Referensi
Davidson, Louis
Pro SQL server 2012 relational database design and implementation
Springer, 2012
eBooks
Mishra, Sanjay
Mastering Oracle SQL
O'Reilly, 2004
Buku Teks
Kyte, Thomas
Expert one-on-one oracle
Apress, 2001
Buku Teks