Lua APA (7ú heag.)
Schwartz, B., & Drayton, B. (2012). Rippling: How social entrepreneurs spread innovation throughout the world. Jossey-Bass.
Lua i Stíl Chicago (17ú heag.)
Schwartz, Beverly, agus Bill Drayton. Rippling: How Social Entrepreneurs Spread Innovation Throughout the World. San Francisco: Jossey-Bass, 2012.
Lua MLA (9ú heag.)
Schwartz, Beverly, agus Bill Drayton. Rippling: How Social Entrepreneurs Spread Innovation Throughout the World. Jossey-Bass, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.