Gaya APA
Nair, B, K, R.
(2018).
Geriatric Medicine
(
1st ed. 2018)
.
New york:
Springer International Publishing.
Gaya MLA
Nair, Balakrishnan, Kichu, R..
"Geriatric Medicine".
1st ed. 2018
New york:
Springer International Publishing,
2018.
Text.