Laudan, L. (1977). Progress and its problems: Towards a theory of scientific growth. Routledge and Kegan Paul.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLaudan, Larry. Progress and Its Problems: Towards a Theory of Scientific Growth. Routledge and Kegan Paul, 1977.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLaudan, Larry. Progress and Its Problems: Towards a Theory of Scientific Growth. Routledge and Kegan Paul, 1977.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.