Day, A. J., & Hoffman, V. (1993). The annual register: A record of world events 1992. Longman Group.
芝加哥风格引文Day, Alan J., 与 Verena Hoffman. The Annual Register: A Record of World Events 1992. Essex, England: Longman Group, 1993.
MLA引文Day, Alan J., 与 Verena Hoffman. The Annual Register: A Record of World Events 1992. Longman Group, 1993.
警告：这些引文格式不一定是100％准确.