Fonseca, W., Herrera, J., & Allice, F. (2014). National metric challenges facing the Costa Rican goal of achieving carbon - neutrality by 2021.
استشهاد بنمط شيكاغوFonseca, William, Jorge Herrera, و Federico Allice. National Metric Challenges Facing the Costa Rican Goal of Achieving Carbon - Neutrality By 2021. 2014.
MLA استشهادFonseca, William, Jorge Herrera, و Federico Allice. National Metric Challenges Facing the Costa Rican Goal of Achieving Carbon - Neutrality By 2021. 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.