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Lua i Stíl Chicago (17ú heag.)Scheffler, Israel. Science and Subjectivity. Indianapolis: Bobbs-Merrill, 1967.
Lua MLA (9ú heag.)Scheffler, Israel. Science and Subjectivity. Bobbs-Merrill, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.