The Triangle of reference was a book published by what was often referred to as what?
Triangle of reference:  The triangle was published in "The Meaning of Meaning" (1923) by Ogden and Richards. Triangle of reference:  While often referred to as the "Ogden/Richards triangle" the idea is also expressed in 1810, by Bernard Bolzano, in his "Beiträge zu einer begründeteren Darstellung der Mathematik".
i don't know