Ehlers, J. F. (2013). Cycle analytics for traders: Advanced technical trading concepts. John Wiley and Sons, Inc..
芝加哥风格引文Ehlers, John F. Cycle Analytics for Traders: Advanced Technical Trading Concepts. Hoboken, New Jersey: John Wiley and Sons, Inc., 2013.
MLA引文Ehlers, John F. Cycle Analytics for Traders: Advanced Technical Trading Concepts. John Wiley and Sons, Inc., 2013.
警告：这些引文格式不一定是100％准确.