Kumar, S. Urban water sustainability. Centre for science and environment.
استشهاد بنمط شيكاغوKumar, Suresh. Urban Water Sustainability. Centre for science and environment.
MLA استشهادKumar, Suresh. Urban Water Sustainability. Centre for science and environment.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.