Gaya APA
Wilson, J, D. et al (1991).
Principles Of Internal Medicine (Volume 2) (12 v0lume 1).
United States of America:
McGraw-Hill.
Gaya MLA
Wilson, Jean, D. et al.
"Principles Of Internal Medicine (Volume 2)".
12 v0lume 1
United States of America:
McGraw-Hill,
1991.
Text.