Crutchfield, L. R., & Grant, H. M. (2012). Forces for good: The six practices of high-impact nonprofits (Revised and updated.). Jossey-Bass.
Citazione stile Chigago Style (17a edizione)Crutchfield, Leslie R., e Heather McLeod Grant. Forces for Good: The Six Practices of High-impact Nonprofits. Revised and updated. Hoboken, NJ: Jossey-Bass, 2012.
Citatione MLA (9a ed.)Crutchfield, Leslie R., e Heather McLeod Grant. Forces for Good: The Six Practices of High-impact Nonprofits. Revised and updated. Jossey-Bass, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.