Gaya APA
Warburton, Nigel. (2004).
Philosophy : the essential study guide .
London:
Routledge.
Gaya Chicago
Warburton, Nigel.
Philosophy : the essential study guide.
London:
Routledge,
2004.
Text.
Gaya MLA
Warburton, Nigel.
Philosophy : the essential study guide.
London:
Routledge,
2004.
Text.
Gaya Turabian
Warburton, Nigel.
Philosophy : the essential study guide.
London:
Routledge,
2004.
Print.