Cita APA (7th ed.)

Harrington & Jan L. (1998). Relational Database Design Clearly Explained (8178670267.). Morgan Kaufmann.

Cita Chicago (17th ed.)

Harrington i Jan L. Relational Database Design Clearly Explained. 8178670267. San Diego, CA: Morgan Kaufmann, 1998.

Cita MLA (9th ed.)

Harrington i Jan L. Relational Database Design Clearly Explained. 8178670267. Morgan Kaufmann, 1998.