Cita APA (7a ed.)

Halpin, T. A., & Morgan, T. (2008). Information modeling and relational databases (2nd ed.). Morgan Kaufmann Publishers.

Cita Chicago Style (17a ed.)

Halpin, T. A., y Tony Morgan. Information Modeling and Relational Databases. 2nd ed. Burlington, MA: Morgan Kaufmann Publishers, 2008.

Cita MLA (8a ed.)

Halpin, T. A., y Tony Morgan. Information Modeling and Relational Databases. 2nd ed. Morgan Kaufmann Publishers, 2008.