Gaya APA
Levin, M, E., O\'Neal, L, W.
(1988).
The Diabetic Foot
(
4th ed.)
.
St. Louis:
The C.V. Mosby Company.
Gaya MLA
Levin, Marvin, E., O\'Neal, Lawrence, W.
"The Diabetic Foot".
4th ed.
St. Louis:
The C.V. Mosby Company,
1988.
print.