Spiritual motivation : new thinking for business and management / edited by Jeremy Ramsden, Shuei Aida and Andrew Kakabadse. - Ramsden, Jeremy. (OLS)http://pul/name/68132; Kakabadse, Andrew. (OLS)http://pul/name/68134; Aida, Shuhei. (OLS)http://pul/name/68133 (Palgrave Macmillan, 2007)

L'esperienza spirituale di Paolo apostolo / Paolo Iovino. - Iovino, Paolo, 1939- (OLS)http://pul/name/1119 (Il pozzo di Giacobbe, 2011)