Living The Quaker Way by Philip Gulley
http://www.amazon.com/Living-Quaker-Way-Timeless-Wisdom/dp/0307955796/ref=tmm_pap_title_0?ie=UTF8&qid=1393946934&sr=8-1
Silence and Witness: The Quaker Tradition by Michael Birkel
http://www.amazon.com/Silence-Witness-Tradition-Traditions-Spirituality/dp/1570755183/ref=sr_1_1?ie=UTF8&qid=1393947080&sr=8-1&keywords=Silence+and+Witness
The Quaker Reader Edited by Jessamyn West
http://www.amazon.com/Quaker-Reader-Jessamyn-West/dp/087574916X/ref=sr_1_1?ie=UTF8&qid=1393947204&sr=8-1&keywords=The+Quaker+Reader
The Quakers in America by Thomas Hamm
http://www.amazon.com/Quakers-Columbia-Contemporary-American-Religion/dp/0231123639/ref=tmm_pap_title_0?ie=UTF8&qid=1393947287&sr=8-1