Marcus Aurelius, Epictetus, Lucius Annaeus Seneca (2015). “Stoic Six Pack: Meditations of Marcus Aurelius The Golden Sayings Fragments and Discourses of Epictetus Letters from a Stoic and The Enchiridion”, p.36, Lulu.com
Havilah Babcock (1985). “My Health Is Better in November: Thirty-Five Stories of Hunting and Fishing in the South”, p.295, Univ of South Carolina Press