Martin, G. (1968). General metaphysics: Its problems and its method. George Allen & Unwin.
Čikaški stil citiranjaMartin, Gottfried. General Metaphysics: Its Problems and Its Method. London: George Allen & Unwin, 1968.
MLA način citiranjaMartin, Gottfried. General Metaphysics: Its Problems and Its Method. George Allen & Unwin, 1968.
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