APA引文

Verma C.L. (2013). Research in Physical Geography and Earth Science. Swastik Publications.

Chicago Edition Citation

Verma C.L. Research in Physical Geography and Earth Science. New Delhi: Swastik Publications, 2013.

MLA引文

Verma C.L. Research in Physical Geography and Earth Science. Swastik Publications, 2013.

警告：這些引文格式不一定是100％准確.