Horsten, L., & Pettigrew, R. (2011). The Continuum companion to philosophical logic: Philosophical logic. Continuum.
Chicago Style (17. basım) AtıfHorsten, Leon, ve Richard Pettigrew. The Continuum Companion to Philosophical Logic: Philosophical Logic. London: Continuum, 2011.
MLA (9th ed.) AtıfHorsten, Leon, ve Richard Pettigrew. The Continuum Companion to Philosophical Logic: Philosophical Logic. Continuum, 2011.
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