APA引文

SOOD, A. B. (2012). UNIVERSAL SCIENCE CLASS- 6. LONGMAN.

芝加哥风格引文

SOOD, ANITA/ BHANDARI. UNIVERSAL SCIENCE CLASS- 6. LONGMAN, 2012.

MLA引文

SOOD, ANITA/ BHANDARI. UNIVERSAL SCIENCE CLASS- 6. LONGMAN, 2012.

警告：这些引文格式不一定是100％准确.