Valverde, B. E., Merayo, A., Rojas, C. E., & Alvarez, T. (1995). Interaction between a cover crop (Mucuna sp.), a weed (Rottboellia cochinchinensis and a crop (maize).
استشهاد بنمط شيكاغوValverde, Bernal E., Arnoldo Merayo, Carlos E. Rojas, و Tom Alvarez. Interaction between a Cover Crop (Mucuna Sp.), a Weed (Rottboellia Cochinchinensis and a Crop (maize). 1995.
MLA استشهادValverde, Bernal E., Arnoldo Merayo, Carlos E. Rojas, و Tom Alvarez. Interaction between a Cover Crop (Mucuna Sp.), a Weed (Rottboellia Cochinchinensis and a Crop (maize). 1995.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.