APA引文

So, F. S. (1973). Planned unit development ordinances. American Society of Planning Officials.

芝加哥风格引文

So, Frank S. Planned Unit Development Ordinances. Chicago: American Society of Planning Officials, 1973.

MLA引文

So, Frank S. Planned Unit Development Ordinances. American Society of Planning Officials, 1973.

警告：这些引文格式不一定是100％准确.