Mora -Alvarado, D. A., & Portuguez-Barquero, C. F. (2019). Excreta disposal in Costa Rica: From the Millennial Development Goals to the Sustainable Development Goals.
استشهاد بنمط شيكاغوMora -Alvarado, Darner Adrián, و Carlos Felipe Portuguez-Barquero. Excreta Disposal in Costa Rica: From the Millennial Development Goals to the Sustainable Development Goals. 2019.
MLA استشهادMora -Alvarado, Darner Adrián, و Carlos Felipe Portuguez-Barquero. Excreta Disposal in Costa Rica: From the Millennial Development Goals to the Sustainable Development Goals. 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.