APA stil citiranja

Spencer, H. (1905). First principles of synthetic philosophy: First principles of synthetic philosophy. Heidelberg: C. Winter's Universitätsbuchhandlung.

Chicago stil citiranja

Spencer, Herbert. First principles of synthetic philosophy: First principles of synthetic philosophy. Heidelberg: C. Winter's Universitätsbuchhandlung, 1905.

MLA stil citiranja

Spencer, Herbert. First principles of synthetic philosophy: First principles of synthetic philosophy. Heidelberg: C. Winter's Universitätsbuchhandlung, 1905.

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