Παραπομπή APA

P Purushothaman Nair. Pakshikkathakal. DC Books.

Παραπομπή Chicago Style

P Purushothaman Nair. Pakshikkathakal. Kottayam: DC Books.

Παραπομπή MLA

P Purushothaman Nair. Pakshikkathakal. DC Books.