Crutchfield, L. R., & Grant, H. M. (2012). Forces for good: The six practices of high-impact nonprofits (Revised and updated.). Jossey-Bass.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCrutchfield, Leslie R., और Heather McLeod Grant. Forces for Good: The Six Practices of High-impact Nonprofits. Revised and updated. Hoboken, NJ: Jossey-Bass, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCrutchfield, Leslie R., और Heather McLeod Grant. Forces for Good: The Six Practices of High-impact Nonprofits. Revised and updated. Jossey-Bass, 2012.
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