1. A compass for civilization
Author: By Richard B. Gregg
Library: Library of Faculty Literature of University of Tehran (Tehran)
Subject: Conduct of life

2. The power of non-violence.
Author: By Richard B. Gregg,With an introduction by Rufus M. Jones
Library: Library of Faculty Literature of University of Tehran (Tehran)
Subject: Gandhi, Mahatma, 1869-1948,Noviolence,Pacifism.,War.
