APA استشهاد

Sukumar. (2014). PSC nirantharam aavarthikkunna 10000 chodyangal (4 Edition.).

استشهاد بنمط شيكاغو

Sukumar. PSC Nirantharam Aavarthikkunna 10000 Chodyangal. 4 Edition. I rank, Kottayam, 2014.

MLA استشهاد

Sukumar. PSC Nirantharam Aavarthikkunna 10000 Chodyangal. 4 Edition. 2014.