Gaya APA
Wallace, Robert B.. (2008).
Public Health & Preventive Medicine (15th ed.).
Hoboken, NJ:
McGraw Hill Medical.
Gaya Chicago
Wallace, Robert B..
Public Health & Preventive Medicine.
15th ed.
Hoboken, NJ:
McGraw Hill Medical,
2008.
.
Gaya MLA
Wallace, Robert B..
Public Health & Preventive Medicine.
15th ed.
Hoboken, NJ:
McGraw Hill Medical,
2008.
.
Gaya Turabian
Wallace, Robert B..
Public Health & Preventive Medicine.
15th ed.
Hoboken, NJ:
McGraw Hill Medical,
2008.
.