Electrical machines: DC machines, AC machines and polyphase circuits /
Rajput, R K
Electrical machines: DC machines, AC machines and polyphase circuits / R K Rajput - 5th ed. - New Delhi : Laxmi Publications, c2008.
Electrical machines: DC machines, AC machines and polyphase circuits / R K Rajput - 5th ed. - New Delhi : Laxmi Publications, c2008.