APA (7th ed.) Citation

Humphrey, T. C., Bose, N., Williams, C., & Snow, M. (2004). Design and fabrication of a collective and cyclic pitch propeller.

Chicago Style (17th ed.) Citation

Humphrey, T. C., N. Bose, C. Williams, and M. Snow. Design and Fabrication of a Collective and Cyclic Pitch Propeller. 2004.

MLA (9th ed.) Citation

Humphrey, T. C., et al. Design and Fabrication of a Collective and Cyclic Pitch Propeller. 2004.