Thomas S. Kuhn 2000, The Road Since Structure, edited by James Conant and John Haugeland (University of Chicago Press), p. 279.
457
Skủli Sigurdsson 1990, «The Nature of Scientific Knowledge: An Interview with Thomas S. Kuhn», Harvard Science Review, Winter, pp. 18–25, http://www.edition-open-access.de/proceedings/8/3/index.html.
