Cita APA (7a ed.)

Halpin, T. A., & Morgan, A. J. (2008). Information modeling and relational databases (2nd ed.). Elsevier/Morgan Kaufman Publishers.

Cita Chicago Style (17a ed.)

Halpin, T. A., y A. J. Morgan. Information Modeling and Relational Databases. 2nd ed. Burlington, MA: Elsevier/Morgan Kaufman Publishers, 2008.

Cita MLA (9a ed.)

Halpin, T. A., y A. J. Morgan. Information Modeling and Relational Databases. 2nd ed. Elsevier/Morgan Kaufman Publishers, 2008.