Kusch.Martin. (1995). Psychologism: a case study in the: Sociology of philosophical Knowledge. Routledge.
Tohutoru Kātū Chicago (17th ed.)Kusch.Martin. Psychologism: A Case Study in the: Sociology of Philosophical Knowledge. London: Routledge, 1995.
Tohutoro MLA (9th ed.)Kusch.Martin. Psychologism: A Case Study in the: Sociology of Philosophical Knowledge. Routledge, 1995.
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