APA引文

Van Steenbergen, G. 299/1.1.3: Briefwisseling.

芝加哥风格引文

Van Steenbergen, Guido. 299/1.1.3: Briefwisseling.

MLA引文

Van Steenbergen, Guido. 299/1.1.3: Briefwisseling.

警告：这些引文格式不一定是100％准确.