APA Style

Heumann, G, W. (1961). Magnetic Control of Industrial Motors : Part 1 / Gerhart W. Heumann (1). New York: John Wiley & Sons.

MLA Style

Heumann, Gerhart, W.. "Magnetic Control of Industrial Motors : Part 1 / Gerhart W. Heumann". 1 New York: John Wiley & Sons, 1961. Textbook ห้องสมุดทั่วไป.