APA引文

Hoare, C. (1999). Theories of Programming: Top−Down and Bottom−Up and Meeting in the Middle.

芝加哥风格引文

Hoare, C. Theories of Programming: Top−Down and Bottom−Up and Meeting in the Middle. 1999.

MLA引文

Hoare, C. Theories of Programming: Top−Down and Bottom−Up and Meeting in the Middle. 1999.

警告：这些引文格式不一定是100％准确.