Gaya APA
Immunology. (1971).
London:
W.B Saunders Company.
Gaya Chicago
Immunology.
.
London:
W.B Saunders Company,
1971.
Buku.
Gaya MLA
Immunology.
.
London:
W.B Saunders Company,
1971.
Buku.
Gaya Turabian
Immunology.
London:
W.B Saunders Company,
1971.
Buku.