DRUCKER, Peter F. The Five Most Important Questions You Will Ever Ask About Your Nonprofit Organization : Participant's Workbook. The Drucker Foundation Self-Assessment Tool For Nonprofit Organizations. 1. ed. San Francisco : Jossey-Bass Publ., 1993. 61 s. The Jossey-Bass Nonprofit Sector Series. ISBN 1-55542-595-X. [Copy count : 7, currently available 7, at library only 0]

O'NEILL, Michael. The third America : the emergence of the nonprofit sector in the United States. 1. ed. San Francisco : Jossey-Bass Publ., 1989. 215 s. The Jossey-Bass Nonprofit Sector Series. ISBN 1-55542-165-2. [Copy count : 1, currently available 1, at library only 0]