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The Kindness of Strangers How a Selfish Ape ...
by McCullough, Michael E.
ISBN: 9780465064748
Copyright:
Hardcover
Forgiveness Theory, Research, and Practice
by McCullough, Michael E.; Pargament, Kenneth I.; Thoresen, Carl E.
ISBN: 9781572305106
ISBN: 9781572307117
Paperback
The Psychology of Gratitude
by Emmons, Robert A.; McCullough, Michael E.
ISBN: 9780195150100