Wille, A., & Orozco, E. (1974). Observations on the founding of a new colony by Trigona cupira (Hymenoptera: Apidae) in Costa Rica.
استشهاد بنمط شيكاغوWille, Alvaro, و Enrique Orozco. Observations On the Founding of a New Colony By Trigona Cupira (Hymenoptera: Apidae) in Costa Rica. 1974.
MLA استشهادWille, Alvaro, و Enrique Orozco. Observations On the Founding of a New Colony By Trigona Cupira (Hymenoptera: Apidae) in Costa Rica. 1974.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.