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Dyfyniad Arddull ChicagoMartin, Roger L. Getting Beyond Better: How Social Entrepreneurship Works. Boston: Massachusetts Harvard Business Review Press, 2015.
Dyfyniad MLAMartin, Roger L. Getting Beyond Better: How Social Entrepreneurship Works. Boston: Massachusetts Harvard Business Review Press, 2015.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.