APA引文

Day, A. J., & Hoffman, V. (1994). The annual register: A record of world events 1993. Longman.

Chicago Style (17th ed.) Citation

Day, Alan J., and Verena Hoffman. The Annual Register: A Record of World Events 1993. London, [England]: Longman, 1994.

MLA引文

Day, Alan J., and Verena Hoffman. The Annual Register: A Record of World Events 1993. Longman, 1994.