Portney, L. G. (2020). Foundations of clinical research: Applications to evidence-based practice (Fourth edition.). F.A. Davis.
芝加哥风格引文Portney, Leslie Gross. Foundations of Clinical Research: Applications to Evidence-based Practice. Fourth edition. Philadelphia: F.A. Davis, 2020.
MLA引文Portney, Leslie Gross. Foundations of Clinical Research: Applications to Evidence-based Practice. Fourth edition. F.A. Davis, 2020.
警告：这些引文格式不一定是100％准确.