Willmer, E. N. (1946). Retinal structure and colour vision: A restatement and an hypothesis. University Press.
Chicago-referens (17:e uppl.)Willmer, E. N. Retinal Structure and Colour Vision: A Restatement and an Hypothesis. Cambridge: University Press, 1946.
MLA-referens (8:e uppl.)Willmer, E. N. Retinal Structure and Colour Vision: A Restatement and an Hypothesis. University Press, 1946.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.