Style de citation APA (7e éd.)

Day, A. J., & Hoffman, V. (1989). The annual register: A record of world events, 1988. Longman.

Style de citation Chicago (17e éd.)

Day, Alan J., et Verena Hoffman. The Annual Register: A Record of World Events, 1988. Essex, England: Longman, 1989.

Style de citation MLA (9e éd.)

Day, Alan J., et Verena Hoffman. The Annual Register: A Record of World Events, 1988. Longman, 1989.