Chandra, D. (1991). Quality circles. Tata Mc Graw Hill.
芝加哥风格引文Chandra, Durgesh. Quality Circles. New Delhi: Tata Mc Graw Hill, 1991.
MLA引文Chandra, Durgesh. Quality Circles. Tata Mc Graw Hill, 1991.
警告：这些引文格式不一定是100％准确.
APA引文