Cita APA (7a ed.)
Maritain, J. A Preface to Metaphysics: Seven Lectures on Being. New American Library.
Cita estilo Chicago (17a ed.)
Maritain, Jacques. A Preface to Metaphysics: Seven Lectures on Being. Nueva York, EUA: New American Library.
Cita MLA (9a ed.)
Maritain, Jacques. A Preface to Metaphysics: Seven Lectures on Being. New American Library.
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