Gaya APA
Core concepts in health. (2003).
New York:
[s.n.].
Gaya Chicago
Core concepts in health.
Ed. 9.
New York:
[s.n.],
2003.
Text.
Gaya MLA
Core concepts in health.
Ed. 9.
New York:
[s.n.],
2003.
Text.
Gaya Turabian
Core concepts in health.
New York:
[s.n.],
2003.
Print.