Circularity and LinearityBohecker, L., & Kleist, D. (2017). Circularity and linearity. In J. Carlson, & S. Dermer (Eds.), The Sage encyclopedia of marriage, family, and couples counseling (Vol. 1, pp. 248-253). SAGE Publications.
https://www.doi.org/10.4135/9781483369532.n78
This resource provides a clear and succinct description of the difference between linear and circular relationships and change.