Cita APA (7th ed.)

Langworthy, D., Lovering, B., & Box, D. (2009). The "Oslo" modeling language: Draft specification - October 2008. Addison-Wesley.

Cita Chicago (17th ed.)

Langworthy, David, Brad Lovering, i Don Box. The "Oslo" Modeling Language: Draft Specification - October 2008. Upper Saddle River, NJ: Addison-Wesley, 2009.

Cita MLA (9th ed.)

Langworthy, David, et al. The "Oslo" Modeling Language: Draft Specification - October 2008. Addison-Wesley, 2009.