Spitzer, D. W. (2012). Variable speed drives: Principles and applications for energy cost savings (4th ed.). Momentum Press.
Chicago-Zitierstil (17. Ausg.)Spitzer, David W. Variable Speed Drives: Principles and Applications for Energy Cost Savings. 4th ed. [New York, N.Y.] (222 East 46th Street, New York, NY 10017): Momentum Press, 2012.
MLA-Zitierstil (9. Ausg.)Spitzer, David W. Variable Speed Drives: Principles and Applications for Energy Cost Savings. 4th ed. Momentum Press, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.