La Piana, D. (2005). Play to win: The nonprofit guide to competitive strategy. San Francisco: Jossey-Bass.
Chicago Style citaatLa Piana, David. Play to Win: The Nonprofit Guide to Competitive Strategy. San Francisco: Jossey-Bass, 2005.
MLA citatieLa Piana, David. Play to Win: The Nonprofit Guide to Competitive Strategy. San Francisco: Jossey-Bass, 2005.
Let op: Deze citaties zijn niet altijd 100% accuraat.