Παραπομπή APA

Geethamma, V. (2007). Polymer: Jeevanu, jeevithathinu, paristhithikku. DC Books.

Παραπομπή Chicago Style

Geethamma, V.G. Polymer: Jeevanu, Jeevithathinu, Paristhithikku. Kottayam: DC Books, 2007.

Παραπομπή MLA

Geethamma, V.G. Polymer: Jeevanu, Jeevithathinu, Paristhithikku. DC Books, 2007.