APA استشهاد

Ravi K Pillai; Author. (2009). Aakaashathile adbhuthangal.

استشهاد بنمط شيكاغو

Ravi K Pillai; Author. Aakaashathile Adbhuthangal. Kottayam, D C Books, 2009.

MLA استشهاد

Ravi K Pillai; Author. Aakaashathile Adbhuthangal. 2009.