APA Style
ROBERT, John Lachs. (2005).
Philosophy in United States (---).
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Chicago Style
ROBERT, John Lachs.
Philosophy in United States.
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----:
----,
2005.
Text.
MLA Style
ROBERT, John Lachs.
Philosophy in United States.
---
----:
----,
2005.
Text.
Turabian Style
ROBERT, John Lachs.
Philosophy in United States.
---
----:
----,
2005.
Print.