Cita APA (7a ed.)
Rith, C., & Dubberly, H. (Winter2007). Why Horst W. J. Rittel Matters. Design Issues, 23(1), 72-75.
Cita Chicago Style (17a ed.)
Rith, Chanpory, y Hugh Dubberly. "Why Horst W. J. Rittel Matters." Design Issues 23, no. 1 (Winter2007): 72-75.
Cita MLA (9a ed.)
Rith, Chanpory, y Hugh Dubberly. "Why Horst W. J. Rittel Matters." Design Issues, vol. 23, no. 1, Winter2007, pp. 72-75.
Precaución: Estas citas no son 100% exactas.