APA Style

Dalby, W, E. (1929). The Balancing of Engines / W. E. Dalby (4). London: Edward Arnold.

MLA Style

Dalby, W., E.. "The Balancing of Engines / W. E. Dalby". 4 London: Edward Arnold, 1929. Textbook ห้องสมุดทั่วไป.