APA引文

Sasikumar, V. E. (2005). Course in listening and speaking I. Foundation books.

Chicago Edition Citation

Sasikumar, V. Etc. Course in Listening and Speaking I. New Delhi: Foundation books, 2005.

MLA引文

Sasikumar, V. Etc. Course in Listening and Speaking I. Foundation books, 2005.

警告：這些引文格式不一定是100％准確.