Gaya APA
Chretien, P, B., Johns, M, E.
(1985).
Head and Neck Cancer. Vol.1
.
Philadelphia:
B.C. Decker.
Gaya MLA
Chretien, Paul, B., Johns, Michael, E..
"Head and Neck Cancer. Vol.1".
Philadelphia:
B.C. Decker,
1985.
print.