Gaya APA
Principles of Internal Medicine. (1981).
Jakarta:
Sagung Seto.
Gaya Chicago
Principles of Internal Medicine.
9.
Jakarta:
Sagung Seto,
1981.
Buku Teks.
Gaya MLA
Principles of Internal Medicine.
9.
Jakarta:
Sagung Seto,
1981.
Buku Teks.
Gaya Turabian
Principles of Internal Medicine.
Jakarta:
Sagung Seto,
1981.
Buku Teks.