(1930). The review of metaphysics: A philosophical quarterly. Philosophy Education Soc..
Chicago Style (17. basım) AtıfThe Review of Metaphysics: A Philosophical Quarterly. Washington: Philosophy Education Soc., 1930.
MLA (8th ed.) AtıfThe Review of Metaphysics: A Philosophical Quarterly. Philosophy Education Soc., 1930.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..