TOWNSEND CARL. (1989). VENTURA TIPS AND TECHNIQUES FOR VERSION 2. BPB PUBLICATIONS.
芝加哥风格引文TOWNSEND CARL. VENTURA TIPS AND TECHNIQUES FOR VERSION 2. DELHI: BPB PUBLICATIONS, 1989.
MLA引文TOWNSEND CARL. VENTURA TIPS AND TECHNIQUES FOR VERSION 2. BPB PUBLICATIONS, 1989.
警告：这些引文格式不一定是100％准确.