Lua APA (7ú heag.)

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

Lua i Stíl Chicago (17ú heag.)

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

Lua MLA (9ú heag.)

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

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