Gaya APA
BOYD, Mark F.. (1945).
Preventive Medicine .
Philadelphia:
W.B. Saunders Company.
Gaya Chicago
BOYD, Mark F..
Preventive Medicine.
Philadelphia:
W.B. Saunders Company,
1945.
Teks.
Gaya MLA
BOYD, Mark F..
Preventive Medicine.
Philadelphia:
W.B. Saunders Company,
1945.
Teks.
Gaya Turabian
BOYD, Mark F..
Preventive Medicine.
Philadelphia:
W.B. Saunders Company,
1945.
Teks.