APA-viite (7. p.)
Couvalis, G. (1997). The philosophy of science: Science and objectivity. Sage Publications.
Chicago-viite (17. p.)
Couvalis, George. The Philosophy of Science: Science and Objectivity. London ; Thousand Oaks, CA: Sage Publications, 1997.
MLA-viite (9. p.)
Couvalis, George. The Philosophy of Science: Science and Objectivity. Sage Publications, 1997.
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