Erickson, Vincent. “Review of Hilbert, Color and Color Perception: A Study in Anthropocentric Realism: Friesen, The Windmill Turning: Nursery Rhymes. Maxims, and Other Expressions of Western Canadian Mennonites”. Linguistica Atlantica, vol. 11, June 1989, pp. 144-51, https://journals.lib.unb.ca/index.php/la/article/view/32383.