Cita APA (7a ed.)

Weilkiens, T., & Oestereich, B. (2007). UML 2 certification guide: Fundamental and intermediate exams. Elsevier/Morgan Kaufmann.

Cita Chicago Style (17a ed.)

Weilkiens, Tim, y Bernd Oestereich. UML 2 Certification Guide: Fundamental and Intermediate Exams. Amsterdam ; Boston: Elsevier/Morgan Kaufmann, 2007.

Cita MLA (8a ed.)

Weilkiens, Tim, y Bernd Oestereich. UML 2 Certification Guide: Fundamental and Intermediate Exams. Elsevier/Morgan Kaufmann, 2007.