Gaya APA
Berridge, Virginia. (2011).
Public health in history (ed. 1).
USA:
Understanding Public Health.
Gaya Chicago
Berridge, Virginia.
Public health in history.
ed. 1
USA:
Understanding Public Health,
2011.
Text.
Gaya MLA
Berridge, Virginia.
Public health in history.
ed. 1
USA:
Understanding Public Health,
2011.
Text.
Gaya Turabian
Berridge, Virginia.
Public health in history.
ed. 1
USA:
Understanding Public Health,
2011.
Print.