DONNELLY, Jack. Universal human rights in theory and practice. 3rd ed. Ithaca: Cornell University Press, 2013. ISBN 08-0147-770-0 .
PRINCE, Russ Alan a Karen Maru FILE. The seven faces of philanthropy: a new approach to cultivating major donors. 1st ed. San Francisco: Jossey-Bass, 1994, xix, 219 s. ISBN 07-8796-057-8 .
Philanthropy in america: a history. S.l.: Princeton University Pres, 2014. ISBN 06-9116-120-8 .
JOEP DE HART, Paul Dekker. Religion and Civil Society in Europe. Dordrecht [etc.]: Springer Verlag, 2013. ISBN 94-0076-814-1 .