RAO, S. P. S. S. R. (2012). Introduction to biostatistics and research methods. PHI Learning.
芝加哥风格引文RAO, Sundar P. S. S. Richard. Introduction to Biostatistics and Research Methods. PHI Learning, 2012.
MLA引文RAO, Sundar P. S. S. Richard. Introduction to Biostatistics and Research Methods. PHI Learning, 2012.
警告：这些引文格式不一定是100％准确.