WILLIAMS, M. .. E. (1985). COMPUTER READABLE DATABASES. NORTH HOLLAND.
芝加哥风格引文WILLIAMS, M . E. COMPUTER READABLE DATABASES. AMSTERDAN: NORTH HOLLAND, 1985.
MLA引文WILLIAMS, M . E. COMPUTER READABLE DATABASES. NORTH HOLLAND, 1985.
警告：这些引文格式不一定是100％准确.