Elmasri, Ramez, and Sham Navathe. 2007. Fundamentals of Database Systems. 5th ed. Boston: Pearson Addison Wesley.
Elmasri, Ramez, and Sham Navathe. 2016a. Fundamentals of Database Systems. Seventh edition. Hoboken, NJ: Pearson.
Elmasri, Ramez, and Sham Navathe. 2016b. Fundamentals of Database Systems. Seventh edition. Hoboken, NJ: Pearson.
Lin, Jimmy. n.d. Data-Intensive Text Processing with MapReduce. Morgan & Claypool, 2010.
Silberschatz, Abraham, Henry F. Korth, and S. Sudarshan. 2011. Database System Concepts. 6th ed. New York: McGraw-Hill.
White, Tom. 2015. Hadoop: The Definitive Guide. Fourth edition, revised and updated. Beijing: O’Reilly.
White, Tom. n.d. Hadoop: The Definitive Guide. 4th ed. O’Reilly & Associates, 2015.