Spiegelberg, H. (1975). Phenomenological perspectives: Historical and systematic essays in honor of Herbert Spiegelberg. Phaenomenologica.
Cita Chicago Style (17a ed.)Spiegelberg, Herbert. "Phenomenological Perspectives: Historical and Systematic Essays in Honor of Herbert Spiegelberg." Phaenomenologica 1975.
Cita MLA (8a ed.)Spiegelberg, Herbert. "Phenomenological Perspectives: Historical and Systematic Essays in Honor of Herbert Spiegelberg." Phaenomenologica, 1975.
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