Schwartz, B. (2012). Rippling: How social entrepreneurs spread innovation throughout the world. San Francisco, Calif: Jossey-Bass.
Trích dẫn kiểu ChicagoSchwartz, Beverly. Rippling: How Social Entrepreneurs Spread Innovation Throughout the World. San Francisco, Calif: Jossey-Bass, 2012.
Trích dẫn MLASchwartz, Beverly. Rippling: How Social Entrepreneurs Spread Innovation Throughout the World. San Francisco, Calif: Jossey-Bass, 2012.
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