Sierra Franco, A., & Guevara Guevara, O. (2016). Visual pollution in historical centers: An aesthetic problem and of social value of the present cities. Corporación Universitaria del Caribe, CECAR.
استشهاد بنمط شيكاغوSierra Franco, Angélica, و Oscar Guevara Guevara. Visual Pollution in Historical Centers: An Aesthetic Problem and of Social Value of the Present Cities. Corporación Universitaria del Caribe, CECAR, 2016.
MLA استشهادSierra Franco, Angélica, و Oscar Guevara Guevara. Visual Pollution in Historical Centers: An Aesthetic Problem and of Social Value of the Present Cities. Corporación Universitaria del Caribe, CECAR, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.