Gaya APA
DeVita, V, T., Hellman, S. (1985).
AIDS: Etiology, Diagnosis, Treatment, and Prevention .
Philadelphia:
J.B. Lippincott Company.
Gaya MLA
DeVita, Vincent, T., Hellman, Samuel.
"AIDS: Etiology, Diagnosis, Treatment, and Prevention".
Philadelphia:
J.B. Lippincott Company,
1985.
print.