Leal, D. (2003). Origin in home gardens in Costa Rica and sustainability.
استشهاد بنمط شيكاغوLeal, Deborah. Origin in Home Gardens in Costa Rica and Sustainability. 2003.
MLA استشهادLeal, Deborah. Origin in Home Gardens in Costa Rica and Sustainability. 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.