Gaya APA
HELM, Frederick. (1979).
Cancer Dermatology .
Philadelphia:
Lea and Febiger.
Gaya Chicago
HELM, Frederick.
Cancer Dermatology.
Philadelphia:
Lea and Febiger,
1979.
Teks.
Gaya MLA
HELM, Frederick.
Cancer Dermatology.
Philadelphia:
Lea and Febiger,
1979.
Teks.
Gaya Turabian
HELM, Frederick.
Cancer Dermatology.
Philadelphia:
Lea and Febiger,
1979.
Teks.