The Routledge guidebook to Descartes' meditations The Routledge guidebook to Einstein's Relativity / The Cambridge companion to Descartes' Meditations / The Routledge guidebook to Kierkegaard's fear and trembling The Routledge guidebook to Gramsci's Prison notebooks / The Routledge guides to the great books The Routledge guidebook to Hegel's phenomenology of spirit The Routledge Companion to Public Relations The routledge guidebook to Wittgenstein's Philosophical Investigations The Routledge Handbook of Smart Technologies