APA (7th ed.) Citation

Concordia, C., Crary, S. B., & Kron, G. (1942). Doubly fed machine. Electrical Engineering., 61, Trans.

Chicago Style (17th ed.) Citation

Concordia, C., S. B. Crary, and G. Kron. "Doubly Fed Machine." Electrical Engineering. 61 (1942): Trans.

MLA (9th ed.) Citation

Concordia, C., et al. "Doubly Fed Machine." Electrical Engineering., vol. 61, 1942, p. Trans.