1. Govindasamy Agoramoorthy, “Sacred Rivers: Their Spiritual Significance in Hindu Religion,” Journal of Religion and Health 54:3 (September 2014), 1080–1090.
2. Peter Ackroyd, The Thames: Sacred River (Knopf Doubleday Publishing Group, 2008).
3. Karl W. Butzer, Early Hydraulic Civilization in Egypt: A Study in Cultural Ecology (University of Chicago Press, 1976).
4. Brian Campbell, Rivers and the Power of Ancient Rome (University of North Carolina Press, 2012).
5. Chamberlain, Leslie, Volga, Volga: A Journey Down Russia’s Great River (Picador, 1995).