Cita APA (7th ed.)

Lewis, D. S., & Slater, W. (2008). The annual register: World events 2007. ProQuest.

Cita Chicago (17th ed.)

Lewis, D. S., i Wendy Slater. The Annual Register: World Events 2007. Bethesda, Maryland: ProQuest, 2008.

Cita MLA (9th ed.)

Lewis, D. S., i Wendy Slater. The Annual Register: World Events 2007. ProQuest, 2008.