Não informado. (1986). International Studies in the Philosophy of Science. Carfax Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. International Studies in the Philosophy of Science. Oxfordshire, Inglaterra: Carfax Publishing, 1986.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. International Studies in the Philosophy of Science. Carfax Publishing, 1986.
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