एपीए उद्धरण

Nair, B. K. R. (2020). Geriatric Medicine. 1st ed. 2018. Springer Singapore.

शिकागो स्टाइल उद्धरण

Nair, Balakrishnan Kichu R. Geriatric Medicine. 1st Ed. 2018. Springer Singapore, 2020.

एमएलए उद्धरण

Nair, Balakrishnan Kichu R. Geriatric Medicine. 1st Ed. 2018. Springer Singapore, 2020.