APA (7th ed.) Citation

Bone, C., Burgess, B., Bryant, T., Muro, T., Slatter, B., Garnett, P., . . . Burrows, C. (2011). LETTERS. Professional Engineering, 24(12), 18.

Chicago Style (17th ed.) Citation

Bone, Clive, et al. "LETTERS." Professional Engineering 24, no. 12 (2011): 18.

MLA (9th ed.) Citation

Bone, Clive, et al. "LETTERS." Professional Engineering, vol. 24, no. 12, 2011, p. 18.