APA Style
Ashford, C, E., Kempson, E, W, E. (2015).
The Elementary Theory of Direct Current Dynamo Electric Machinery .
New York:
Cambridge.
MLA Style
Ashford, C., E.., Kempson, E., W., E..
"The Elementary Theory of Direct Current Dynamo Electric Machinery".
New York:
Cambridge,
2015.
Text.