Dyfyniad APA

 Helweg, M. W. (2002).  Dynamic trading indicators: Winning with value charts and price action profile.  Jonh Wiley & Sons.

Dyfyniad Arddull Chicago

 Helweg, Mark W.  Dynamic Trading Indicators: Winning With Value Charts and Price Action Profile.  Jonh Wiley & Sons, 2002.

Dyfyniad MLA

 Helweg, Mark W.  Dynamic Trading Indicators: Winning With Value Charts and Price Action Profile.  Jonh Wiley & Sons, 2002.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.