APA引文

SAH, S. (2008). 101 FACTS NATURAL WORLD. PEARSON EDUCATION.

芝加哥风格引文

SAH, SNIGDHA. 101 FACTS NATURAL WORLD. NEW DELHI: PEARSON EDUCATION, 2008.

MLA引文

SAH, SNIGDHA. 101 FACTS NATURAL WORLD. PEARSON EDUCATION, 2008.

警告：这些引文格式不一定是100％准确.