Gaya APA
Core concepts in bibliographical references and index. (2007).
New York:
[s.n.].
Gaya Chicago
Core concepts in bibliographical references and index.
.
New York:
[s.n.],
2007.
Text.
Gaya MLA
Core concepts in bibliographical references and index.
.
New York:
[s.n.],
2007.
Text.
Gaya Turabian
Core concepts in bibliographical references and index.
New York:
[s.n.],
2007.
Print.