Krämer, A. (2014). On-load tap-changers for power transformers: Operation, principles, applications and selection (2., rev. ed.). Kerschensteiner.
Chicago Style (17th ed.) CitationKrämer, Axel. On-load Tap-changers for Power Transformers: Operation, Principles, Applications and Selection. 2., rev. ed. Lappersdorf: Kerschensteiner, 2014.
MLA (9th ed.) CitationKrämer, Axel. On-load Tap-changers for Power Transformers: Operation, Principles, Applications and Selection. 2., rev. ed. Kerschensteiner, 2014.
Warning: These citations may not always be 100% accurate.