FRIEDMAN LAWRENCE M. (1998). FUNDAMENTALS OF CLINICAL TRIALS. SPRINGER.
芝加哥风格引文FRIEDMAN LAWRENCE M. FUNDAMENTALS OF CLINICAL TRIALS. USA: SPRINGER, 1998.
MLA引文FRIEDMAN LAWRENCE M. FUNDAMENTALS OF CLINICAL TRIALS. SPRINGER, 1998.
警告：这些引文格式不一定是100％准确.