AlhazenI, 1983Book of Optics in The Optics of Ibn al-Haytham; translation by SabraA I, (London: Warburg Institute)
2.
GregoryR, 1984Mind in Science (London: Weidenfeld and Nicolson)
3.
KatzD, 1911“Die Erscheinungsweisen der Farben”Zeitschrift für Psychologie779–245; in English translation The World of Colour (1935, London: Kegan Paul, Trench, Trubner & Co.)
4.
RonchiV, 1957Optics, the Science of Vision (New York: New York University Press; reprinted in 1991 by Dover) [translation into English by RosenE, of L'Ottica, Scienza della Visione]
5.
RonchiV, 1970The Nature of Light. An Historical Survey (London: William Heinemann) [translation into English by V Barocas of Storia della Luce originally published in 1939]
6.
RussellB, 1927An Outline of Philosophy (London: Allen and Unwin)
