Butcher, H. J., & Rudd, E. (1972). Contemporary problems in higher education; an account of research. McGraw-Hill.
芝加哥风格引文Butcher, Harold John, 与 Ernest Rudd. Contemporary Problems in Higher Education; an Account of Research. London: McGraw-Hill, 1972.
MLA引文Butcher, Harold John, 与 Ernest Rudd. Contemporary Problems in Higher Education; an Account of Research. McGraw-Hill, 1972.
警告：这些引文格式不一定是100％准确.