APA Style
&, D, M, S.
(1950).
The Merck manual of diagnosis and therapy
(
19th edition)
.
N.J:
Merck, Rahway,.
MLA Style
&, Dohme, Merck,, Sharp.
"The Merck manual of diagnosis and therapy".
19th edition
N.J:
Merck, Rahway,,
1950.
Text.