APA

Bruce W., . (1999). Spirituality in public service. Estados Unidos: American Society for Public Administration.

Chicago

Bruce Willa, . 1999. Spirituality in public service. Estados Unidos: American Society for Public Administration.

Harvard

Bruce W., . (1999). Spirituality in public service. Estados Unidos: American Society for Public Administration.

MLA

Bruce Willa, . Spirituality in public service. Estados Unidos: American Society for Public Administration. 1999.