Chen, R., Zhu, M., Sahn, D. J., & Ashraf, M. (2016). Non-Invasive Evaluation of Heart Function with Four-Dimensional Echocardiography. PLoS One.
استشهاد بنمط شيكاغوChen, Ran, Meihua Zhu, David J. Sahn, و Muhammad Ashraf. "Non-Invasive Evaluation of Heart Function With Four-Dimensional Echocardiography." PLoS One 2016.
MLA استشهادChen, Ran, Meihua Zhu, David J. Sahn, و Muhammad Ashraf. "Non-Invasive Evaluation of Heart Function With Four-Dimensional Echocardiography." PLoS One 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.