Sporrong, J., & Bröchner, J. (2009). Public Procurement Incentives for Sustainable Design Services: Swedish Experiences. Universidade de São Paulo. Instituto de Arquitetura e Urbanismo.
استشهاد بنمط شيكاغوSporrong, Josefin, و Jan Bröchner. Public Procurement Incentives for Sustainable Design Services: Swedish Experiences. Universidade de São Paulo. Instituto de Arquitetura e Urbanismo, 2009.
MLA استشهادSporrong, Josefin, و Jan Bröchner. Public Procurement Incentives for Sustainable Design Services: Swedish Experiences. Universidade de São Paulo. Instituto de Arquitetura e Urbanismo, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.