एपीए उद्धरण

Dr M Krishnan Nair. Njanum R.C.C.yum-Cancerinoppam Nadanna Oru Doctorude Anubhavangal. DC Books.

शिकागो स्टाइल उद्धरण

Dr M Krishnan Nair. Njanum R.C.C.yum-Cancerinoppam Nadanna Oru Doctorude Anubhavangal. Kottayam: DC Books.

एमएलए उद्धरण

Dr M Krishnan Nair. Njanum R.C.C.yum-Cancerinoppam Nadanna Oru Doctorude Anubhavangal. DC Books.