El-Diraby, T. E. (2009). E-CITY KNOWWARE: KNOWLEDGE MIDDLEWARE FOR COORDINATED MANAGEMENT OF SUSTAINABLE CITIES. Universidade de São Paulo. Instituto de Arquitetura e Urbanismo.
استشهاد بنمط شيكاغوEl-Diraby, Tamer E. E-CITY KNOWWARE: KNOWLEDGE MIDDLEWARE FOR COORDINATED MANAGEMENT OF SUSTAINABLE CITIES. Universidade de São Paulo. Instituto de Arquitetura e Urbanismo, 2009.
MLA استشهادEl-Diraby, Tamer E. E-CITY KNOWWARE: KNOWLEDGE MIDDLEWARE FOR COORDINATED MANAGEMENT OF SUSTAINABLE CITIES. Universidade de São Paulo. Instituto de Arquitetura e Urbanismo, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.