APA-ийн эшлэл(7 дахь хэвлэлт)

Day, A. J., & Hoffman, V. (2000). The annual register: A record of world events 1999. Keesing's Worldwide.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Day, Alan J., ба Verena Hoffman. The Annual Register: A Record of World Events 1999. London, [England]: Keesing's Worldwide, 2000.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Day, Alan J., ба Verena Hoffman. The Annual Register: A Record of World Events 1999. Keesing's Worldwide, 2000.