Gaya APA
Abrams, W, B., Berkow, R.
(1997).
The Merck Manual Of Geriatrics
(
2)
.
Jakarta:
Binarupa Aksara.
Gaya MLA
Abrams, William, B., Berkow, Robert.
"The Merck Manual Of Geriatrics".
2
Jakarta:
Binarupa Aksara,
1997.
Text.