Cita APA (7th ed.)
Lewis, D. S., & Slater, W. (2007). The annual register: World events 2006. ProQuest.
Cita Chicago (17th ed.)
Lewis, D. S., i Wendy Slater. The Annual Register: World Events 2006. Bethesda, Maryland: ProQuest, 2007.
Cita MLA (9th ed.)
Lewis, D. S., i Wendy Slater. The Annual Register: World Events 2006. ProQuest, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.