Woeppel, M. J. (2010). Project In Less Time (1.). Productivity & Quality Pub.
芝加哥风格引文Woeppel, Mark J. Project In Less Time. 1. Madras: Productivity & Quality Pub, 2010.
MLA引文Woeppel, Mark J. Project In Less Time. 1. Productivity & Quality Pub, 2010.
警告：这些引文格式不一定是100％准确.