APA Style
Barker, D.J.P. (1982).
Practical Epidemiology (3rd).
:
Churchill Livingstone.
Chicago Style
Barker, D.J.P.
Practical Epidemiology.
3rd
:
Churchill Livingstone,
1982.
Text.
MLA Style
Barker, D.J.P.
Practical Epidemiology.
3rd
:
Churchill Livingstone,
1982.
Text.
Turabian Style
Barker, D.J.P.
Practical Epidemiology.
3rd
:
Churchill Livingstone,
1982.
Print.