SNODGRASS RICHARD T. (1995). TSQL2 TEMPORAL QUERY LANGUAGE. KLUWER ACADEMIC PUBLISHERS.
芝加哥风格引文SNODGRASS RICHARD T. TSQL2 TEMPORAL QUERY LANGUAGE. BOSTON: KLUWER ACADEMIC PUBLISHERS, 1995.
MLA引文SNODGRASS RICHARD T. TSQL2 TEMPORAL QUERY LANGUAGE. KLUWER ACADEMIC PUBLISHERS, 1995.
警告：这些引文格式不一定是100％准确.