Casagrande, S., Pinxten, R., Zaid, E., & Eens, M. (2016). Positive effect of dietary lutein and cholesterol on the undirected song activity of an opportunistic breeder. PeerJ.
استشهاد بنمط شيكاغوCasagrande, Stefania, Rianne Pinxten, Erika Zaid, و Marcel Eens. "Positive Effect of Dietary Lutein and Cholesterol On the Undirected Song Activity of an Opportunistic Breeder." PeerJ 2016.
MLA استشهادCasagrande, Stefania, Rianne Pinxten, Erika Zaid, و Marcel Eens. "Positive Effect of Dietary Lutein and Cholesterol On the Undirected Song Activity of an Opportunistic Breeder." PeerJ 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.