Bittel, L. R. (1976). Improving supervisory performance. McGraw-Hill Company.
芝加哥风格引文Bittel, Lester R. Improving Supervisory Performance. New York: McGraw-Hill Company, 1976.
MLA引文Bittel, Lester R. Improving Supervisory Performance. McGraw-Hill Company, 1976.
警告：这些引文格式不一定是100％准确.